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Article #TitleRevisionReviewed
KB81375Chart appears to hang if 'Open Outgoing Communication' is sent to a disconnected device2.01/17/2012
KB81397Communication problems to SNAP-PAC-SB brains when updating firmware4.01/12/2012
KB81674Problems with PAC Controllers communicating to Profibus-DP slaves11/10/2012
KB81743'Display message box for new alarm points' option may cause problems in Runtime1.01/10/2012
KB81727Cannot Cancel from importing a window into PAC Display2.01/9/2012
KB81420Get Chart Status returns error message -52.01/9/2012
KB81707Cannot connect with Listen and Accept Incoming Communication commands1.01/6/2012
KB81316'Out of service' errors reported in PAC Display1.01/6/2012
KB81087OptoOPCServer Item ID tag names are not displayed for PID items1.01/5/2012
KB81624Cannot compile and download strategy when using a Windows Roaming Profile1.01/4/2012
KB81597Moving an Int64 into a timer in an Action block causes reset1.01/4/2012
KB81729PAC Display Runtime cannot connect to remote OptoOPCServer under Windows 7 and Vista1.01/3/2012
KB81672Unknown controller status after downloading to redundant controller in PAC Control1.01/3/2012
KB80103Control engine port 22001 may become unresponsive if bootup is interrupted4.01/3/2012
KB81443Modbus/TCP, IO4AB, and SNMP 4-channel data may be old3.012/22/2011
KB81693New duplicated alarm point incorrectly has identical links and attributes as the original point1.012/20/2011
KB81084Subroutines from Case or IF statement may have unexpected results3.012/16/2011
KB81514Controller or serial brain becomes unresponsive after I/O communication on RS-485 serial link3.012/14/2011
KB81303Wireless brains and controllers may intermittently lose communication2.012/13/2011
KB81348SNAP PAC firmware versions merge in version R9.1b2.012/6/2011
KB81115SNAP PAC control engine serial ports are always set to Parity=None4.012/6/2011
KB81184Slower PAC Control strategy performance2.012/6/2011
KB81189NULL pointer passed to command causes controller problems2.012/6/2011
KB81190Possible bus error (-16) or controller problems on I/O initialization2.012/6/2011
KB81199Calling a subroutine may cause controller problems due to string tables2.012/6/2011
KB81232Dead or missing controller battery can cause controller problems2.012/6/2011
KB81269Multiple charts using 'Move Numeric Table to Numeric Table' may cause strategy deadlock3.012/6/2011
KB81446Writing numeric tables to a controller's microSD card is very slow1.012/2/2011
KB81390SNAP-PAC-SB Brains may drop packets at 230.4 kBd4.012/2/2011
KB81355Controller bus error or hardware reset when inspecting local subroutine variables2.012/2/2011
KB81398Controller sometimes reports error -11 when sending email3.012/2/2011
KB81403'Move I/O Unit to Numeric Table' and 'Move I/O Unit to Numeric Table Ex' commands do not write to table if I/O unit is offline4.012/2/2011
KB81405Control engine communication problem with background downloading and persistent string access2.012/2/2011
KB81439'Get Date & Time' incorrectly returns -3 error2.012/2/2011
KB81451An Up Timer is not working as expected2.012/2/2011
KB81510Blinking red STAT LED and error -63 when downloading .cdf file from microSD card2.012/2/2011
KB81592PAC Display project may crash when upgrading to newer version1.011/30/2011
KB81668Some redundant controllers cannot be turned off separately1.011/30/2011
KB80425PAC Manager displays turn-around time delay for non-existent ports2.011/17/2011
KB81517Chart count out of sync with actual number of running tasks on a controller2.010/25/2011
KB81553'Receive Numeric Table' may cause a -95 info message2.010/24/2011
KB81503PAC Control may not open PDF with default PDF viewer1.010/14/2011
KB81511Some error messages are missing from PAC Project Software R9.11.010/14/2011
KB81512OptoDisplay to PAC Display conversion utility not correctly updating alarm graphics1.010/14/2011
KB81347Incorrect scaled analog output XVAL when strategy is initially run1.010/5/2011
KB81450Very small floating-point values are set to zero by controller 1.010/3/2011
KB81430Imported I/O points missing or behave incorrectly in strategy2.09/28/2011
KB81431Renaming a tag or using Find and Replace within Tag Names causes OptoScript errors2.09/28/2011
KB81393Modified default SuperTrend pen plots are not drawn correctly2.09/28/2011
KB81438AutoCorrect Tags does not update tags in Combo Boxes1.09/22/2011
KB59233Updated bootloader available for SNAP-PAC-S12.09/20/2011
KB80934EtherNet/IP does not support the SNAP-SSI module1.09/19/2011
KB81404SNAP-PAC-S1 resets if microSD card is in slot at power-up or restart1.09/19/2011
KB80773Digital Events-Expanded triggers continuously without trigger being set1.09/19/2011
KB81349Assigning Chr(x) to a table element does not work1.09/12/2011
KB81387SendCommunicationHandle command 'get.src' always returns zero1.09/9/2011
KB81182Event Message Email Client does not include the date field in the header1.09/8/2011
KB81410Serial port's baud rate not changed1.09/8/2011
KB81381Total energy values (kWh) for pulse inputs are 0.0 for Modbus and OptoMMP applications4.09/7/2011
KB81318OptoEMU Manager times out during update processs1.09/1/2011
KB81389PAC Display hangs when attempting to convert OptoDisplay project2.08/17/2011
KB81379Scratch Pad Float Table values not displayed in Table object2.08/17/2011
KB81365Fourth table in Table object appears cut off 2.08/17/2011
KB81363Cannot paste or duplicate objects in PAC Display Configurator2.08/17/2011
KB81351Controller resets when table references negative index1.08/10/2011
KB81335Imoporting animated GIF files may cause unexpected results1.08/8/2011
KB81364Resizing a rotated object may cause object to appear incorrectly1.08/8/2011
KB81002PAC Simulator appears to run strategy, but logic is not executing2.08/8/2011
KB81359High current and power readings by OptoEMU-SNR-3V using CTs1.08/3/2011
KB81326Editing Pointers allows Persistent initialization1.08/2/2011
KB81091Converted OptoControl strategies have incorrect initial values for numeric variables and tables2.08/2/2011
KB81229Data Link stored late to Destination by OptoDataLink2.08/2/2011
KB81159Cannot copy I/O units with PIDs in PAC Manager2.08/2/2011
KB81095PAC Display Runtime may hang if Alarm Point tags are disabled2.08/2/2011
KB81099Memory leak in PAC Display Runtime if logging String Tables in Historic Logs2.08/2/2011
KB81110PAC Display Configurator requests tag for Contoller Status Alarm Point2.08/2/2011
KB81183PAC Display Runtime may crash if 'Always in memory' option selected2.08/2/2011
KB81192Edit > Replace command does not make changes within a ComboBox in PAC Display2.08/2/2011
KB81193Problems resizing a polygon after rotating it 2.08/2/2011
KB81196Regenerate Scanner Tags command skips tags in ComboBox control2.08/2/2011
KB81216Problems in PAC Display is 'Exit Runtime' and another dynamic attribute is configured for same graphic2.08/2/2011
KB81263PAC Display - Setting the Execute Menu Item not working correctly2.08/2/2011
KB81264Bit indices past 31 in Int64 table element are not changed by Edit > Replace2.08/2/2011
KB81265ComboBox element change is not saved2.08/2/2011
KB81268PAC Manager allows more than 24 data bits for SNAP-SCM-SSI module2.08/2/2011
KB81271Discrete write to Analog/Digital I/O Unit in Runtime causes error messages2.08/2/2011
KB81278Cannot select SuperTrend log file format2.08/2/2011
KB81323Copying and pasting a bitmap results in a blank image or crash2.08/2/2011
KB81329Edit > Replace, Refresh Group does not work for SuperTrends2.08/2/2011
KB81330PAC Display Configurator: Importing AlarmPoints caused extra characters in Alarm Point List Box under Windows XP2.08/2/2011
KB81230Command 'Get Pointer From Name' does not work with tables2.08/2/2011
KB81234'Call Chart' command may cause chart to suspend2.08/2/2011
KB81251'Move Numeric Table to Numeric Table' command always writes to index 02.08/2/2011
KB81276I/O units with redundant Ethernet link are disabled if primary controller connection is interrupted2.08/2/2011
KB81279I/O unit disabled if SetAnalogTpoPeriod sent to disabled Snap-AOD-29 point2.08/2/2011
KB81188'Stack Not Empty' (-95) in error queue2.08/2/2011
KB81311'High Density Digital Input Module #' incorrectly displayed for Event in Configure Mode1.07/29/2011
KB81325Printing at Runtime produces twice as many Copies1.07/28/2011
KB81298Printing a window at Runtime includes Print dialog box 1.07/28/2011
KB81332Importing a Window with GIF graphics crashes Configurator1.07/28/2011
KB81331View > Dynamic Attributes displays the incorrect SuperTrend Refresh Group1.07/28/2011
KB81031B3000-B does not support request for TPO information2.07/26/2011
KB82356'File load failure: Memory allocate/flash' when updating SNAP-PAC-R1 firmware1.07/25/2011
KB81354Connector color changes on various products1.07/20/2011
KB81218PID State for Auto and Manual Modes are incorrect via the controller1.07/18/2011
KB81343Historic Logs may miss data if another trigger event occurs too quickly1.07/11/2011
KB81350InfoKB: Torque specification changed for SNAP-AITM series module connectors1.07/11/2011
KB81346PAC Display does not switch back to Primary Controller from Backup Controller 1.07/8/2011
KB81223Pen plots missing with 'Default' Y-axis Scale option in SuperTrends1.07/1/2011
KB80465Random crashes possible in OptoDisplay Runtime2.06/29/2011
KB81088Incorrect microSD card function message in PAC Manager1.06/21/2011
KB52396How to determine if the battery in a controller needs replacement2.06/21/2011
KB52626G4A8R, G4RAX, and B200 analog points are always scaled for degrees Celsius in PAC Control/ioControl2.06/2/2011
KB81302Problems with Ethernet communications after restoring controller Configuration Data from microSD card1.05/17/2011
KB81221Deviation Alarm does not set Reaction's scratch pad bits1.05/17/2011
KB81213Invalid analog input readings for ~3 sec after power-up1.05/16/2011
KB81195Event Messages greater than 0 are not copied to 'Message N: Text of Most Recent Message' field1.05/16/2011
KB81242OptoEMU-SNR-3V may indicate false serial port test failure with 17 red blinks1.05/12/2011
KB81204SNAP-PAC-S1 with R9.0c firmware does not boot if microSD card is installed2.05/11/2011
KB81283New input ranges for SNAP-AIPM-3 and SNAP-AIPM-3V1.05/9/2011
KB81244Pulsed inputs are not logged to online software service1.05/3/2011
KB81235Energy accumulation precision values1.05/3/2011
KB81266Triggered historic log has mostly commas as data1.04/22/2011
KB81256Logrithmic SuperTrends with pen Minimum scaled <0.01 may cause Runtime problems1.04/6/2011
KB81227PAC Display Runtime may crash when simultaneously sending multiple alarmpoint emails1.04/5/2011
KB81205PAC Display Runtime hangs when recipe file is downloaded1.04/5/2011
KB80603How to export and import control engines using the Windows registry2.02/14/2011
KB81093Slower strategy, error -539 reported by wireless controller when WAP cycles power 3.01/24/2011
KB81078SNAP PAC brains may reset with repeated writes to a microSD card2.01/19/2011
KB81040PAC Display cannot read digital TPO output point's period and percentage from Mistic brains2.01/19/2011
KB81008VELOCITY C PID does not calculate Term_P and Term_D2.01/19/2011
KB81153Modified strategy downloaded from flash may cause controller problems3.01/19/2011
KB81173'Wrong Object Type' error returned when assigning value to pointer table 3.01/19/2011
KB81135Controller FTP transfers a maximum of 1167 characters 3.01/19/2011
KB81174Setting a string table element from Debug mode may cause unexpected controller behavior2.01/17/2011
KB81075SNAP PAC controller may reset when making an online change2.01/17/2011
KB81094FTP Communication Handle timeout is not applied1.012/20/2010
KB81121Fewer I/O point options shown after moving a high density digital point in configuration window1.012/20/2010
KB81148The GetPIDCurrentSetpoint command always returns zero1.012/20/2010
KB80791Zero-Scale and Full-Scale limits in PAC Control debug mode always show degrees C1.012/20/2010
KB81109PAC Display Historical SuperTrends do not correctly plot Logarithmic Data1.012/2/2010
KB81083Error -95 returned from PAC Control subroutine with a Case or IF statement1.09/27/2010
KB81064Reading the available memory on a microSD card on older SNAP PACs causes problems1.09/27/2010
KB81074Online change in strategy with alternate host tasks may cause controller problems1.09/27/2010
KB81079'Send Configuration to I/O Unit' dialog PAC Manager showing erroneous message in Log1.09/20/2010
KB81080PAC Display's 'Edit > Replace' does not replace table names in table objects1.09/20/2010
KB81077Lost online changes and controller problems caused by 'Start Alternate Host Task' command1.09/20/2010
KB81058File in controller's MicroSD card root directory cannot be deleted1.09/10/2010
KB81055'Store microSD to flash and Restart Device' command fails1.09/1/2010
KB81053Backup redundant controller may not be established1.08/30/2010
KB81054Strategy does not autorun from the microSD card1.08/24/2010
KB81062Graphics and windows problems in PAC Display R9.0d1.08/23/2010
KB80698SNAP-AIPM-3 module channels 12 and 13 incorrectly displayed in PAC Manager1.08/23/2010
KB81026'Incorrect device type' incorrectly reported by PAC Redundancy Manager1.08/23/2010
KB81059PAC Control connection lines disconnecting from objects2.08/23/2010
KB81061Some PAC Control compiler errors are not reported2.08/23/2010
KB81042BIT suffix added to non-integer variable when using Edit > Replace, 'Bit index' Offset command2.08/23/2010
KB81023Real-time SuperTrend data plots may not be updated2.08/23/2010
KB81037Some Historic Log files may have incorrect data in projects with more than 21 files2.08/23/2010
KB80821Resizing Message Queue may cause problems in PAC Control Debug mode1.08/5/2010
KB81006'Autocreate Points' configures some analog modules incorrectly1.08/4/2010
KB81011'Find' feature in configure mode may cause problems on some PCs1.08/3/2010
KB81005B100 I/O units cannot be imported into a strategy1.08/3/2010
KB81024Digital reaction cannot be configured for Mistic event/reaction1.07/28/2010
KB81022Cannot type in negative Int32 literals in Add Instruction dialog1.07/28/2010
KB81007Incorrect Snap-AIRTD-10 readings1.07/27/2010
KB81004Possible 'Wrong object type' reported to message queue for subroutine variables1.07/27/2010
KB80928PAC Control strategy from microSD card does not Autorun3.07/27/2010
KB80995PID Input scale not displayed as expected in PIDViewer2.07/19/2010
KB80671SNAP PAC devices added in R8.2 PAC Manager are not available in R8.5a2.07/19/2010
KB81020Random problems with PAC Display Runtime1.07/16/2010
KB81019Long delay when starting PAC Display Basic Runtime1.07/16/2010
KB81021Problems with PAC Display Configurator when resizing Alarm Point dialog1.07/16/2010
KB81014PAC Display Runtime PIDViewer may cause Floating Point Exception1.07/16/2010
KB81013Possible problems with PAC Display tables using the Relative Offsets option1.07/16/2010
KB81012PAC Display Runtime Historic Log does not log String Tables correctly1.07/16/2010
KB81010Possible unexpected results when closing PAC Display Runtime if PIDViewer Open1.07/16/2010
KB81009ComboBox may cause unexpected results in PAC Display Runtime1.07/16/2010
KB81000PAC Control may crash when regenerating reference counts1.07/16/2010
KB80972Negative Decimal Values between 0 and -1.0 not allowed for some Control Engine Driven Dynamic Attributes1.07/16/2010
KB80988Error message reported by PAC Manager when configuring digital outputs on E1 brains1.07/12/2010
KB80999PAC Display PID Button Configuration Doesn't Allow Setpoint Min of 0.01.07/12/2010
KB80997PIDViewer Man/Auto button causes PAC Display to close1.07/12/2010
KB80993PIDViewer cuts off top of graph1.07/12/2010
KB80989Incomplete Combo Box setup may cause problems in PAC Display Configurator1.07/12/2010
KB81001Long start-up delay for PAC Display on Windows Vista and Windows 71.06/25/2010
KB80672Historic Logs using Start Triggers do not initially log data3.06/25/2010
KB80673Adjustable alarm points not logged correctly in Runtime Operator Log File2.06/25/2010
KB80677PAC Display Tables do not display Scratch Pad Strings3.06/25/2010
KB80692The focus frame around a text graphic disappears at Runtime if the send string is empty2.06/25/2010
KB80707SuperTrend Y-axis labels < 1 are incorrectly displayed2.06/25/2010
KB80724Alarm state keeps occurring even after ACK in Runtime2.06/25/2010
KB80739PAC Display Configurator View→Find Tag may not find some tags2.06/25/2010
KB80740Edit > Replace, Table Index 'Offset By' option causes non-table tags to appear as tables2.06/25/2010
KB80761Improved PAC Display Runtime User Log-in2.06/25/2010
KB80794A configuration (.otg) file with a Generic OptoMMP Device crashes PAC Manager2.06/25/2010
KB80795PAC Manager's Find OptoMMP Devices dialog displays incorrect IP address for wireless device3.06/25/2010
KB80796Upper Scaled Units incorrect for SNAP-AIRTD-10 Generic Point Type in PAC Manager2.06/25/2010
KB80865SNAP-UP1-D64 and SNAP-ENET-D64 not listed when adding I/O units in PAC Manager2.06/25/2010
KB80866Large Fonts affects screen displays in PAC Manager2.06/25/2010
KB80877Multiple clock synchronizations may cause Runtime problems2.06/25/2010
KB80890'Address of value to check' field in Alarm Events dialog may be cleared3.06/25/2010
KB80947PAC Display Pro reports error at Runtime if string tables in FactoryFloor strategy are used2.06/25/2010
KB80978OptoDataLink does not exchange data if 'depending on Combination' is selected 2.06/25/2010
KB80857MoveNumTableToNumTable command returns -29 with Int64 tables2.06/25/2010
KB80659B3000-B Off-Pulse and On-Pulse measurements return unexpected values3.06/25/2010
KB80703Get & Clear Quadrature Counter command does not clear count from B3000-B2.06/25/2010
KB80899PID loop with a phantom output does not work on B3000-B3.06/25/2010
KB80910B3000-B communications disabled after receiving certain I/O commands2.06/25/2010
KB80931B3000-B MOMO Match Event behavior differs from B30003.06/25/2010
KB80953Enabling or disabling all Events on a B3000-B causes error 10 on digital I/O addresses3.06/25/2010
KB80951Clear All Event Latches command resets B3000-B digital addresses3.06/25/2010
KB80933EventOccurring? command always returns False from B3000-B 2.06/25/2010
KB80994Double-clicking title bar in PAC Control does not minimize/maximize window1.06/24/2010
KB80992PID loop parameters are not displayed in PAC Control Watch window1.06/24/2010
KB80990Problems running PAC Control Basic R9.01.06/22/2010
KB52254Ethernet I/O units drop UDP messages and may timeout if too many messages are received at once4.06/22/2010
KB80991SNAP-AIRTD-8D and SNAP-AIRTD-10 modules unknown in PAC Control 2.06/22/2010
KB80959InfoKB: Design changes to Ethernet interface on Ultimate I/O and Ethernet I/O1.06/21/2010
KB59290Unexpected SNMP cold start traps from Ethernet Devices3.06/21/2010
KB80808InfoKB: Design changes to Ethernet interface on M4SENET-100 card1.06/21/2010
KB80471How to use OptoControl and ioControl on a computer with Windows Vista or Windows 72.06/18/2010
KB80987InfoKB: Incorrect termination switch settings for B3000-B1.06/14/2010
KB80890Network Key field for Wireless LAN might not be wide enough in PAC Manager1.06/11/2010
KB80380Inspection window may display incorrect SNAP PAC Sim IP address2.06/11/2010
KB80913B3000-B analog module values momentarily out of range after 2.5 days of being powered up2.05/28/2010
KB80627OptoControl's 'Write Numeric Table to I/O Memory Map' to SNAP PAC returns -33.05/28/2010
KB80957SNAP-AIV-i modules have incorrect top labels1.05/20/2010
KB80925InfoKB: How to diagnose analog input readings of -32768 using B3000 or B3000-B brains1.05/18/2010
KB80950InfoKB: SNAP-TEX-FB16-H and SNAP-TEX-FB16-L boards are changing from green to black1.05/17/2010
KB80569SNAP PAC devices receiving long 802.1Q VLAN broadcasts may have communication failures2.05/12/2010
KB80480Points 4 through 7 on a Snap-AICTD-8 always report °C4.05/12/2010
KB80574Downloading a large Ethernet/IP configuration file may reset a brain 2.05/12/2010
KB80621Opening a UDP connection too soon in a strategy may return error -443 2.05/12/2010
KB80623Serial brains cannot communicate simultaneously to multiple applications with Ethernet Pass-Through mode2.05/12/2010
KB80678Increased ARP cache size on SNAP PAC controllers helps decrease number of ARP broadcasts2.05/12/2010
KB80687Controller in backgound download mode fails to run strategy on inserted microSD card2.05/12/2010
KB80728Inserting microSD chip may cause SNAP-PAC Controller to Reset2.05/12/2010
KB80730Control engine STAT LED remains turned off if Scanner flag used to stop strategy2.05/12/2010
KB80743High latency network (modems) may cause SNAP PAC controller to I/O unit communication problems 2.05/12/2010
KB80790MoveNumericTableToIOUnit command may cause incorrect points to flash LEDs2.05/12/2010
KB80817Possible problems downloading large strategy to SNAP PAC controller with R8.5a 2.05/12/2010
KB80896Strategy on microSD card with Comment (Block) command stops executing 2.05/12/2010
KB80884Incorrect results from various PAC Control string commands2.05/12/2010
KB80664Controllers talking to Ethernet I/O units on high-latency networks may randomly lock up2.05/12/2010
KB80932Possible intermittent analog module communication by B3000-B1.05/11/2010
KB80929B3000-B and SNAP-PAC-SB series top lid change2.05/5/2010
KB80923SNAP-AITM series field wiring terminal change1.05/4/2010
KB80428Continuous square wave command to B3000-B does not restart waveform1.05/3/2010
KB80489Get & Restart Pulse Period Measurement command delayed on B3000-B 3.05/3/2010
KB80885On-screen keyboard for touchscreens does not pop up for SuperTrend scaling1.04/26/2010
KB52484Possible intermittent operation from surface mount style B6 after a bus reset3.03/11/2010
KB80798Slight possibility of no/poor signal quality from wireless brains and controllers1.02/19/2010
KB80747'Inspect Event/Reaction' dialog in Debug mode may not correctly reflect the Enabled state1.02/17/2010
KB80746Inspecting Event/Reactions in PAC Control debug mode can cause crash1.02/17/2010
KB80772Not all SuperTrend pens may be plotted at Runtime if one pen's value is -NAN1.02/16/2010
KB80780PAC Control strategy filenames with a period cause download problems1.02/12/2010
KB80732Slight possibility SNAP PAC controller may reset when background downloading is enabled1.02/5/2010
KB80700PAC Simulator IVAL On/Off Latch Set commands don't work with High Density digital input modules1.011/12/2009
KB80630PAC Control permits configuring legacy brains to configure SNAP-AIPM/3 1.011/10/2009
KB80690Wireless controllers do not boot from microSD card1.011/6/2009
KB80693SNAP-IDC-32N input states not displayed in PAC Manager1.011/5/2009
KB80668New controllers shipped with a strategy2.010/13/2009
KB80625Ethernet IP multicast address algorithm for implicit connections is not correct2.09/24/2009
KB80589Quadrature counter point B stays at 0 counts regardless of input2.09/24/2009
KB80597FTP 'ls' or 'dir' command causes brain to reboot2.09/24/2009
KB80617Event messages with string plug-ins are truncated2.09/24/2009
KB80558'Dictionary full error' from online changes to strategies with subroutines 3.09/23/2009
KB80594PAC Controller unresponsive after burning SSD strategy to flash memory2.09/23/2009
KB80602Repeated 'Listen for Incoming Communication' on port 502 prevents connection to controller2.09/23/2009
KB80626Problems with Ethernet IP multicast address algorithm for implicit connections and multiple interfaces2.09/23/2009
KB80629Controllers accessing Ethernet brains via high-latency radio network may reset2.09/23/2009
KB80473The 'IVAL Set Frequency' PAC Control command doesn't work with the mistic brains3.09/21/2009
KB80578Migrated PAC Display project may crash due to obscure problem4.09/21/2009
KB80397Changing a point's state should cancel pulse, square wave, and TPO commands2.09/18/2009
KB80642'Rotate' attribute for line object and integer tag causes problems at Runtime2.09/10/2009
KB80663Visibility/Blink does not work correctly for bitmap graphics2.09/10/2009
KB80657SNAP-Custom-AI points are not scaled correctly by PAC Manager1.08/27/2009
KB80604'IVAL Move Numeric Table to I/O Unit (Ex)' only writes to output points1.08/24/2009
KB80652SNAP-PAC-EB brains do not report Ethernet errors detected on external switch ports1.08/12/2009
KB1433Scratch pad commands in ioControl cause error –534 when used with SNAP-B3000-ENET or SNAP-ENET-D644.08/11/2009
KB80590Some recipes don't upload when several are triggered at nearly the same time2.07/17/2009
KB80593View→Dyanamic Attributes may cause PAC Display to crash2.07/17/2009
KB80600Windows dynamic attributes aren't always displayed in PAC Display Configurator2.07/17/2009
KB80598PAC Display Runtime possibly unresponsive on exit if there are many alarms2.07/17/2009
KB80616HiHi alarms sometimes cannot be acknowledged in the Runtime alarm window2.07/17/2009
KB80591Cannot Delete Table from Table Object in PAC Display2.07/17/2009
KB49125FactoryFloor patch for PCI ARCNET support4.07/9/2009
KB80588Auto-stepping unexpectedly pauses on the first block of a subroutine1.06/17/2009
KB80506Possible missing graphics and table changes when upgrading from PAC Display Basic to Pro2.06/15/2009
KB80556Save Project and Load Runtime may fail when Runtime is already running2.06/15/2009
KB80580Some non-integer cutoff values and limits may not be evaluated correctly in PAC Display2.06/15/2009
KB80581'Pointers' group is incorrectly listed in OptoScript action commands1.06/8/2009
KB80577Strategy breakpoints are cleared for all charts1.06/5/2009
KB80576Data logging does not work if log interval is set to zero1.06/2/2009
KB80561Unexpected results from PAC Manager's 'Digital Events - Expanded'2.05/13/2009
KB80555Integer values >16,777,215 may cause inaccurate fill color in PAC Display2.05/12/2009
KB80568On-screen keyboard isn't displayed when editing tables2.05/12/2009
KB49667SNAP‑UP1‑ADS or SNAP‑B3000‑ENET reads zero counts from SNAP-IDC5Q 2.05/1/2009
KB80566Cascading PID Loops may cause download errors1.04/28/2009
KB80534Breakpoint "hand" invisible in subroutines when returning to Debug mode1.04/24/2009
KB80557PAC-S RS-232 ports unresponsive when used with Mistic I/O units1.04/16/2009
KB80562Possible negative RMS readings from SNAP-AIPM3.04/15/2009
KB80559Expanded digital event reaction fails if trigger #1 uses scratch pad bits1.04/3/2009
KB80553Pointer variable tags reference the wrong tag in Browser Configurator 2.03/24/2009
KB80240Numerous writes by an OPC client may delay data updates2.03/24/2009
KB80469Importing a chart with legacy items may cause PAC Control to crash2.03/24/2009
KB80502PAC Control's 'Inspect I/O Unit' reports incorrect values for some I/O combinations2.03/24/2009
KB80551On-screen keyboard missing at Runtime2.03/24/2009
KB80536Runtime text data may be incorrect if window has non-consecutive refresh groups2.03/24/2009
KB80537Can't change from SuperTrend Pen Discrete Deadband in PAC Display Configurator2.03/24/2009
KB80550Changes to some PAC Manager Status Write items not saved2.03/24/2009
KB80283FactoryFloor 'Move Digital I/O Unit to Table' command may change mistic IVAL2.03/11/2009
KB80542'Undefined Command' error during download due to Upper/Lower scaling values set to zero1.03/11/2009
KB80507B3000-B analog command 'Y' returns data in reverse order2.03/11/2009
KB80427Mistic I/O unit is disabled after flash is cleared and PID is inspected2.03/9/2009
KB80531Type R thermocouple readings are about half of the expected values in OptoControl1.03/3/2009
KB80503Controllers report incorrect values for some I/O combinations in 'Inspect I/O Unit' 1.02/23/2009
KB80440Obscured graphics in PAC Display Runtime3.02/19/2009
KB80481Graphics with Alarm Point dynamic attribute may display incorrect alarm state2.02/17/2009
KB80482Table editing remains active in PAC Display Runtime2.02/17/2009
KB80496SuperTrend Pen Discrete and Value Deadband logging always enabled2.02/17/2009
KB80500PAC Display Runtime may hang on exit2.02/17/2009
KB80501Missing parameters from PAC Display Runtime's 'Current Device Config' window for FactoryFloor Ethernet controllers2.02/17/2009
KB80499Recommendations when using the PCI-AC51 PAMUX Adapter Toolkit1.02/11/2009
KB80493'IVAL Move Numeric Table to I/O Unit' commands don't work with some I/O units1.02/5/2009
KB80470How to use a USB-to-Serial adapter with FactoryFloor1.01/14/2009
KB80463PAC Display Runtime does not run as expected when approaching December 31st2.012/29/2008
KB80474High Density Digital IVALS cleared by Get I/O Unit as Binary Value [64] commands 1.012/22/2008
KB80225Security User/Group login does not work as expected in PAC Display Runtime2.012/18/2008
KB80423PAC Display crashes if Scale Window tool is selected and cursor is clicked inside window2.012/18/2008
KB80439PAC Display may crash on exit2.012/18/2008
KB80441Regenerate IO Scanner Tag Names skips the Append String tag for Launch Application dynamic attribute2.012/18/2008
KB80467Runtime crashes if graphic is clicked before its window closes2.012/18/2008
KB80324PAC Manager may crash if no IP addresses are configured2.012/18/2008
KB80461SNAP-CUSTOM-AI analog point options missing in PAC Manager2.012/18/2008
KB80429Cannot read 'IOUNIT;ENABLE' OptoOPCServer status tag2.012/18/2008
KB80224Pressing 'Cancel' from Enter User Credential, may crash PAC Display Runtime2.012/17/2008
KB80072Expanded digital events on I/O unit may not work as expected when configured from a PAC Manager .otg file2.012/17/2008
KB80229Possible Opto Browser Configurator problems if tag file pathname includes an '!'2.012/17/2008
KB80098Importing PAC Manager configuration file with Ethernet I/O may cause problems in PAC Control2.012/17/2008
KB80247PAC Manager incorrectly displays 64-bit scratchpad hex integers2.012/17/2008
KB80258OptoOPCServer stops updating data tag group when invalid memory map address is accessed2.012/17/2008
KB80344Stored strategy archive to flash memory does not survive a power cycle2.012/17/2008
KB80420When 'Change IP Settings' does not set IP address to 0.0.0.02.012/17/2008
KB80443Narrow XY Plots drawn incorrectly2.012/17/2008
KB80120PAC Display Runtime clients may not switch to backup control engine2.012/17/2008
KB80357Disabled I/O unit incorrectly reported as enabled in PAC Control3.012/8/2008
KB80442FactoryFloor and Cyrano controller time incorrect if powered up between 8 p.m. and 11:59 p.m.1.012/5/2008
KB80177Some SNMP initial traps not sent as expected2.012/5/2008
KB80241Cannot send data out serial module port via SNMP2.012/5/2008
KB80313Slow baud rates affect communication between SNAP-PAC-S controllers and serial I/O units4.012/5/2008
KB80316Local I/O Unit not enabled when using SNAP-UP1-M64 as Generic OptoMMP Device2.012/5/2008
KB80328Point features not stored after power cycle on SNAP PAC I/O unit2.012/5/2008
KB80336SNAP PAC event message emails may include extra characters2.012/5/2008
KB80365Writing to Mistic PID output has no effect on the analog output3.012/5/2008
KB80367Disabled I/O unit not reported in point's Inspect window2.012/5/2008
KB80374'Get & Restart Period' command returns zero for period measurement2.012/5/2008
KB80377Problems storing older Image file to PAC Brain with newer firmware2.012/5/2008
KB80434Changing SNAP analog ouput module scaling may cause rare, infrequent reset1.011/24/2008
KB80243SNAP PAC Simulator returns success code for unsupported communication handle2.011/24/2008
KB80150Multiple masters cause problems for Modbus TCP/Serial Integration Kit slave chart2.011/19/2008
KB54359E1 and E2 may not respond if accessed while booting up2.011/11/2008
KB48313Optomux High Resolution Square Wave command and E1 brain boards3.011/11/2008
KB53864E2 may have incorrectly scaled analog input module readings2.011/10/2008
KB80409Problem with SNAP-PAC-S2 serial port's DCD signal1.010/28/2008
KB80380Inspection window may display incorrect SNAP PAC Sim IP address1.010/28/2008
KB80332PAC Display Runtime may crash when trend is full2.010/10/2008
KB80403Slower response from PAC Display projects with many SuperTrends2.010/8/2008
KB80393Serial I/O units can't be inspected prior to running PAC Control strategy1.010/7/2008
KB80385PAC Simulator's 'Store to Flash' doesn't work under Windows Vista1.09/29/2008
KB80396Analog milliamp outputs clamped to an invalid value cause SNAP module to go off-line1.09/23/2008
KB80366Prior FactoryFloor installation may affect R4.1a installation2.09/19/2008
KB80394'Get Frequency' command slow to detect 0 Hz1.09/17/2008
KB80386'Greater?' command and possible problems when converting strategy from OptoControl to PAC Control 1.09/16/2008
KB80379Problems with the 'Enable Communication to Mistic PID Loop' command1.09/16/2008
KB80219Background downloaded strategy stored to flash memory may time out3.09/9/2008
KB80176SuperTrend data not updated and 'Enable Item' Event Log errors2.09/8/2008
KB80360PAC Display reports 'AddItems failed' from converted MisticMMI or PAC Display project2.09/8/2008
KB80361'Save Metafile As...' command sometimes fails in PAC Display2.09/8/2008
KB80362'PID type "input" not currently supported' message from upgraded OptoDisplay project2.09/8/2008
KB80368Can't write to PAC Display PID tags upgraded from Mistic MMI or OptoDisplay2.09/8/2008
KB80382Problems with security enabled objects in PAC Display and local PC accounts2.09/8/2008
KB80389Problems with 'Chosen graphics' option in PAC Display's Find and Replace window2.09/8/2008
KB80390Polygons and polylines do not "Undo" as expected2.09/8/2008
KB80370File→View/Print→Database shows persistent variables as initialize on strategy run1.08/26/2008
KB80364Problems opening PAC Manager R8.1 .otg files with R8.21.08/18/2008
KB55540Uninstalling FactoryFloor R4.0b and reinstalling FactoryFloor2.08/11/2008
KB80355FTP login attempt may fail1.08/5/2008
KB80345Some graphics in PAC Display are not updated1.07/30/2008
KB80346Displaying SuperTrend Binary Log Files with historic modes may cause problems1.07/30/2008
KB80347Alarm sound doesn't play if Persistence Time is configured1.07/30/2008
KB80352Cannot enter negative numbers in Table graphics1.07/30/2008
KB80010Plugins yielding binary data truncate data after '00' sequence3.07/22/2008
KB54754Analog output point inverted scaling may be unstable1.07/18/2008
KB80117Changing the PID setpoint may cause a jump in the PID ouptut1.07/18/2008
KB80326Symbol Factory may not start from PAC Display's edit menu1.07/16/2008
KB80296Possible problems using PAC Control pointers with G4D32RS / SNAP-BRS units2.07/15/2008
KB80311'TPO' digital output feature in PAC Control Basic2.07/15/2008
KB80108Possible errors when importing charts with filenames using Microsoft reserved names2.07/15/2008
KB80222Problems when modifying an 'Append String to String' command in PAC Control2.07/15/2008
KB80278Test Compile of OptoScript code with multiple errors may cause problems2.07/15/2008
KB80307PID loops configured in PAC Manager missing in strategy2.07/15/2008
KB80310Using 'Modify' from I/O point in Strategy Tree may cause odd behavior2.07/15/2008
KB80319PAC Display Runtime may crash after modifying data in tables2.07/15/2008
KB80318Clicking graphic only toggles once in PAC Display1.07/15/2008
KB80147OptoDisplay, ioDisplay, and PAC Display may have problems on PCs with dual‑core processors1.07/14/2008
KB80112Random crashes in PAC Display / ioDisplay / OptoDisplay4.07/9/2008
KB54878Control engine name disappears from the 'Select Control Engine' dialog1.07/8/2008
KB50250Problems with the OptoControl AB Integration Kit1.07/8/2008
KB55058Invalid characters in OptoControl subroutine names cause problems when downloading strategy1.07/7/2008
KB49750Easy OPC VB Forms may cause OptoOPCServer problems1.07/2/2008
KB58368'Move Table to Table' command moves half of Integer 64 Table elements1.07/2/2008
KB56566PAC Display Runtime 'Always in memory' windows option may not update data1.07/2/2008
KB58259Trouble opening Cyrano R3.3a strategy with OptoControl1.07/1/2008
KB50761Errors possible when installing FactoryFloor R4.1a over an existing installation1.07/1/2008
KB60473Rollover problem with 'Seconds since powerup' after 49.71 days2.06/26/2008
KB80025'Always Bootp/DHCP on Powerup' does not work2.06/26/2008
KB80041Excessive I/O unit timeouts possible if communication bursts overwhelm Ethernet network2.06/26/2008
KB80171SNMP community settings for Read or Write permissions may behave incorrectly2.06/26/2008
KB80281TPO period incorrectly set for SNAP-AOD-292.06/26/2008
KB80013Possible momentary off pulse if digital output is already on2.06/26/2008
KB54622TransmitPtrTable and ReceivePtrTable commands may return corrupt data when used with Int64 vars3.06/26/2008
KB54982Problems with very high/low controller error queue values and GetErrorCodeOfCurrentError()2.06/26/2008
KB60359'Convert # to Hex String' command pads extra 0's in front of Integer 64 value3.06/26/2008
KB60697Disabled I/O units are not detected by 'Error on I/O Unit?' PAC Control command2.06/26/2008
KB60930Ethernet I/O units disabled if watchdogs are configured in PAC Control2.06/26/2008
KB62241Possible 'Invalid address' errors, or no response from I/O unit2.06/26/2008
KB80073Interrupting a strategy download may result in a control engine -9 timeout3.06/26/2008
KB80123Copy Date to String commands may cause unexpected control engine behavior3.06/26/2008
KB54782Analog TPO Period setting is not stored to flash on Ethernet devices2.06/26/2008
KB60572SNMP v2 traps may cause a management system crash3.06/26/2008
KB60378'Move Numeric Table to I/O Unit' command does not work with mistic I/O Units2.06/26/2008
KB61524Persistent variables lost on power cycle when using 'Background' download option on SNAP PAC3.06/26/2008
KB80232Some 'Move Table to I/O Unit' PAC Control commands don't work as expected with mistic I/O2.06/26/2008
KB80260'Set Analog Offset' PAC Control command limits offset values3.06/26/2008
KB80275mistic brain totalizer rates truncated by 'Set Analog Totalizer Rate' command2.06/26/2008
KB80280Long timeouts and incorrect PID references in controller error queue 2.06/26/2008
KB80282mistic digital input with 'Period' feature always displays 02.06/26/2008
KB80143Cannot connect to a remote OptoOPCServer from PAC Display2.06/26/2008
KB80285SuperTrend historic log file's date may show 01/02/1601 during Runtime2.06/26/2008
KB59384PAC Display does not update if 'QNAN' is in recipe file2.06/26/2008
KB80110Alarm point's persistence time may be reduced in PAC Display2.06/26/2008
KB80076'Enable Auto Synchronization' does not work in PAC Display2.06/26/2008
KB80116Graphics associated with chart states may not respond as expected after PAC Display upgrade3.06/26/2008
KB80306Sometimes Symbol Factory does not launch from Configurator2.06/26/2008
KB55814I/O unit may go offline when PIDs are inspected from ioControl Debug mode1.06/25/2008
KB80124Modified subroutine may cause controller reset on strategy download1.06/19/2008
KB80236Archived strategies may force download when using different computers1.06/19/2008
KB80179PAC Display may crash when assigning Global Operator Driven Permissions1.06/18/2008
KB59253CPU change for M4RTU controller5.06/17/2008
KB59215SNAP‑B3000‑HA reports 32767 value for SNAP‑AITM, J Type Thermocouple3.06/17/2008
KB80297Synchronizing controller time/date to PC while running strategy timers may cause timer corruption1.06/17/2008
KB80298OptoDataLink data update may fail with quick strategy tag updates1.06/16/2008
KB80249Delay between adding tags to OptoOPCServer and initial data update1.06/13/2008
KB80216mistic digital input IVALs not cleared by the 'Clear Counter' command1.06/5/2008
KB79038Interrupted Ethernet connection does not resume writing to Ethernet device's memory map2.05/29/2008
KB80248Some SNAP-PAC-S1/S2 controllers may reset on power-up2.05/20/2008
KB80244Digital outputs connected to an AC5 or G4AC5, turn on after being configured 1.05/19/2008
KB49838PAC Project, ioProject, and FactoryFloor applications leak GDI objects on computers running Windows XP7.05/19/2008
KB56567Control engine clock may not synch with PC from PAC Display1.05/6/2008
KB54413Control engine becomes unresponsive if wrong firmware type is downloaded1.05/6/2008
KB53893Table element bits in ioControl and OptoControl not set or cleared as expected1.05/5/2008
KB56364Runtime Operator Log may incorrectly report User-Name of successful security operations1.05/5/2008
KB80068Timeouts or duplicate device names remotely possible in PAC Manager1.05/2/2008
KB57947Reset line does not clear outputs on SNAP-B62.05/1/2008
KB47617Move to Pointer command in OptoControl and Snap Simple 64 pointer cause error during strategy download44/29/2008
KB57840PAC Control or ioControl hex string-to-number commands may give incorrect results4.04/28/2008
KB54388Assignment of unquoted hexadecimal characters to string variable in OptoScript may close ioControl2.04/25/2008
KB51932Cut off strategy name in ioProject control engine Inspect window2.04/25/2008
KB80088High density digital modules not accessible by PAC Display Configurator1.04/21/2008
KB49674G4LC32 may reset when attempting to store too large of a strategy to flash2.04/7/2008
KB48472ioControl and OptoControl only allow Celsius temperature scaling4.04/2/2008
KB80097PCI-AC5 causes -1 in PCI Locator when 'Blink Board' is pressed1.03/31/2008
KB57824'Move I/O Unit to Numeric Table Ex' command may write to wrong table locations4.03/27/2008
KB57299SNAP-PAC-R unit watchdog timers sometimes time out unexpectedly5.03/18/2008
KB59311PAC Display allows import of ioDisplay Basic project missing discrete tag bit assignment2.03/18/2008
KB80077Pentium 4 and newer computers cannot communicate with PCI-AC5 adapter cards1.03/17/2008
KB80027FTP server creates 0 KB length file and does not return error1.03/13/2008
KB80052Ethernet devices may not respond as expected because of duplicate subnets on SNAP PACs3.03/10/2008
KB80043OptoOPCServer's Opto Easy OPC Forms VB example does not compile2.03/10/2008
KB80042SyncRead in OPCCache mode causes OptoOPCServer memory leak2.03/10/2008
KB80028Copy and paste problems with polygon type graphics in PAC Display2.03/10/2008
KB80029Historic logging not starting up in PAC Display2.03/10/2008
KB80066Digital input points not listed in Control Engine Driven Attributes in PAC Display Configurator2.03/10/2008
KB80016OptoOPCServer returns truncated strings to clients1.02/28/2008
KB80059M4RTU 'RUN' LED continually flashes on power up1.02/22/2008
KB80040SNAP-LCM4 controllers with newer clock chip may reset with Cyrano firmware1.02/19/2008
KB60414SNAP-PAC-R control engines' STAT LED may remain dark after firmware downloads or restarts1.02/13/2008
KB80024Sporadic erroneous analog module readings possible with some M4RTU controllers2.02/12/2008
KB61230SNAP-IDC5Q counter item IDs not displayed in OptoBrowser Configurator1.02/8/2008
KB61229Incorrectly displayed X-Y plots in PAC Display 1.02/8/2008
KB61232Unexpected windows opened by PAC Display default window configuration 1.02/8/2008
KB61226Configured PID loops incorrectly displayed by PAC Manager1.02/7/2008
KB60900'Is I/O Unit ready?' ioControl command always returns FALSE and puts errors in the queue2.01/15/2008
KB60280Problems with 'Prompt for name' in PAC Display Recipe Upload Manager1.01/15/2008
KB60829Leap year 2008 affects dates recorded by PAC Display and ioDisplay SuperTrends2.01/14/2008
KB60752'Disable Communication to Point' PAC Control command cannot select mistic output points2.01/14/2008
KB51414Incorrect string length written to scratchpad register with OptoMMP Communication Toolkit, ActiveX example2.01/11/2008
KB57439Pressing ENTER twice from some PAC Manager windows may cause blank screen2.01/11/2008
KB60244Comment markers in recipe format file may interfere with PAC Display upload1.01/11/2008
KB58657Simultaneous "Sync Read" on multiple Ethernet I/O may cause OptoOPCServer crash2.01/9/2008
KB60521Canceled recipe in PAC Display still sends notification 1.01/8/2008
KB60509Possbile incorrect status codes if OptoOPCServer writes to multiple items IDs1.01/8/2008
KB60546PAC Display hot keys may cause problems1.01/7/2008
KB60564PAC Display notification windows incorrectly permit latches and counts1.01/3/2008
KB60818Integer tables ranges in PAC Control watch windows1.01/3/2008
KB58925OptoOPCServer may crash if client uses OptoOPCAuto.dll2.012/27/2007
KB60686Problems with PAC Control Pro when importing chart with disabled legacy I/O1.012/27/2007
KB60610SNAP-B3000-ENET and SNAP-ENET-S64 may drop characters when using a serial module1.012/27/2007
KB59514Applications may not connect to Ultimate controller's host port3.012/17/2007
KB56323Repeated use of FTP communication handles could cause problems6.012/12/2007
KB58048Unexpected PID output values possible when setpoint is set from I/O point3.012/12/2007
KB58160Accessing a NULL pointer may cause a Stack Overflow, Bad Quality data 3.012/12/2007
KB58310PAC Display project and OptoOPCServer clients using 64-bit integer tables may have unexpected results3.012/12/2007
KB58578'Move I/O Unit to Numeric Table' PAC Control command causes intermittent error -34.012/12/2007
KB58607Digital module states not reported accurately using Modbus/TCP protocol and Ultimate I/O2.012/12/2007
KB59458'Ramp Analog Output' command may not work correctly3.012/12/2007
KB58676Unexpected behavior from analog modules if rack voltage is low5.012/12/2007
KB58962Load cell modules may need reconfiguration if used without PAC Control3.012/12/2007
KB60436Configuring graphic's security in PAC Display or ioDisplay may not work as expected1.012/12/2007
KB49822Alarm Point notification option's Enabled checkbox becomes grayed out1.012/12/2007
KB60298Unable to view more than 16 PID loops on SNAP PAC brains1.012/11/2007
KB60177'Import/Copy IO Unit Image' in PAC Manager may cause error message1.012/11/2007
KB60219'View as Hex' in PAC Manager shows Int32 scratchpad area values incorrectly1.012/11/2007
KB54410Downloading firmware from PAC Manager / ioManager to multiple devices may not complete successfully1.012/3/2007
KB60031Moving I/O points on an I/O unit in PAC Manager may cause an error1.012/3/2007
KB54676Out of range float literal assignments in OptoScript could cause strategy download problems1.011/30/2007
KB60001Possible compiler errors in PAC Control if subroutine receives variable instead of a literal1.011/30/2007
KB57333PAC Display / ioDisplay may not open older project4.011/29/2007
KB57412Runtime Operator Logging could affect PAC Display or ioDisplay at startup3.011/29/2007
KB53750Digital point’s IVAL becomes non-responsive while disabled in OptoControl debugger2.011/29/2007
KB59832Grouped graphic objects with polylines may have sizing problems in PAC Display3.011/27/2007
KB59789Changes to PAC Display project may cause problems if loaded during Runtime2.011/27/2007
KB56685Possible odd behavior from PAC Controllers if numeric literals are passed in subroutines1.011/26/2007
KB59096OptoScript allows some commands be used with I/O points on I/O units that don't support the commands2.011/26/2007
KB58312PAC Control action block names may be changed from debug mode2.011/26/2007
KB51029Changes from string literal to null string not saved by PAC Control and ioControl string commands2.011/26/2007
KB57396Text object font in PAC Display may intermittently change under Windows 20002.011/13/2007
KB57630Analog input averaging on a B2 stops if input readings go out of range2.011/7/2007
KB51444View Messages window in ioTerminal may report differently from actual controller error queue2.011/7/2007
KB50356SQL Server 2000 database cannot read/write data to OptoControl tables with OptoConnect 2.011/7/2007
KB57145Runtime Operator Logging not recording some ‘Send Discrete’ functions correctly in PAC Display/ioDisplay3.011/7/2007
KB51989Error –10038 possible when returning to ioControl Debug mode after inspecting PIDs in a prior session2.011/6/2007
KB59334IP address with leading zeros causes error in PAC Manager's Inspect I/O Unit window2.011/2/2007
KB59249Inspecting the SNAP PAC controller error queue when an error references an I/O point may cause problems2.011/2/2007
KB53641When Ethernet peer-to-peer OptoControl controllers can no longer exchange data6.011/1/2007
KB53295New RTC in SNAP-LCM4 and SNAP-LCSX controllers affects firmware compatibility1.010/29/2007
KB59627'Bit Change' command in PAC Control may cause controller problems 1.010/25/2007
KB59775Changes to PAC Display windows properties affects newly added graphics' visibility2.010/22/2007
KB59782Clicking 'Export' button in PAC Display alarm points window may display two unexpected messages2.010/22/2007
KB59684"Uploading Recipe to File..." message never finishes PAC Display recipe upload1.010/15/2007
KB57195Repeated use of 'Set TPO Percent' PAC Control command, keeps output point turned on2.010/12/2007
KB57916Mistic I/O units going offline may affect operation of other mistic I/O units connected to SNAP-PAC-S13.010/12/2007
KB59258Some PAC Control commands under specific conditions, may cause controller problems3.010/12/2007
KB59467Moving an Int 64 value to a PAC Control string character causes 'Undefined command during download' error2.010/12/2007
KB58672Numeric recipe table indices are reset when >20472.010/12/2007
KB59487Append String option in PAC Display Application Manager may fail at Runtime2.010/12/2007
KB59513Historic data logging does not resume after reconnecting to PAC Display scanner2.010/12/2007
KB58600"Can't find Format File" message in PAC Display from recipe upload3.010/12/2007
KB59428Installing firmware via Ethernet with PAC Manager may fail if there are files on the I/O Unit 1.09/24/2007
KB57068ioDisplay reports it cannot open a project1.09/21/2007
KB56647OptoVersion does not find some PAC Project or ioProject Pro and Basic applications1.09/21/2007
KB57142'Write Only' Generic Read/Write fields in PAC Manager cannot be modified1.09/19/2007
KB59272Converted OptoControl strategies in PAC Control may have problems converting some TPO commands1.09/18/2007
KB57282OptoControl time of day functions do not work on newer SNAP‑LCSX and SNAP‑LCM4 controllers with older firmware1.09/18/2007
KB59170Requesting 127 Modbus TCP holding registers causes incorrect data display1.09/7/2007
KB59015AC5 and G4AC5 cannot turn on digital output point 201.08/27/2007
KB57220E1 and E2 have a corrupted Host Name field1.08/21/2007
KB57560SNAP-SCM-485-422 not recognized after 'Restart I/O unit from powerup' from PAC Manager 1.08/16/2007
KB57879Analog modules may incorrectly go to maximum output using B2 or E23.08/8/2007
KB57712Tag database file (.otg) downloaded to E1 or E2 causes problems1.08/2/2007
KB57594'Unable to Load Board Objects' message from PAC Display1.08/1/2007
KB58200When 'Time of Day' is met, OptoDataLink may continually exchange data2.07/30/2007
KB58374Switching primary and secondary servers may truncate older, SuperTrend pen data in PAC Display2.07/30/2007
KB58576Upload recipe files with table indices >2047 may crash PAC Display1.07/30/2007
KB58125OptoOPCServer Browser Configurator gets error 0x80004005 if OptoControl strategy with mistic I/O is opened2.07/30/2007
KB58573Historic logs configured with Start Triggers always have data log points scanned1.07/27/2007
KB58574PAC Display recipe file formatting allowing >2048 consecutive table elements may cause problems1.07/27/2007
KB58575Downloading a recipe file with more than 2048 consecutive table elements causes problems1.07/27/2007
KB58482Multiple data links using 'Opto 22 Device' condition are not detected in OptoDataLink2.07/25/2007
KB58369Control Engine Status attribute may not indicate current control engine status2.07/25/2007
KB58201Frequent OptoDataLink data exchanges at unexpected 'Time of Day'2.07/25/2007
KB58233PAC Manager's Analog Bank feature reads the lower 4 points of high density analog modules2.07/20/2007
KB58324ioManager may crash if control engines with PIDs are inspected2.07/19/2007
KB58337PAC Display AutoCorrect Tags may list unaffected tags in results file1.07/17/2007
KB57625PAC Display historic logging may fail the first time the log file is written to1.07/16/2007
KB57748Table data in historic log is replaced by another table's data in PAC Display 1.07/16/2007
KB57925PAC Manager Port number >32767 displays negative number when inspecting I/O unit2.07/16/2007
KB57775PAC Manager error when I/O Unit Image file does not match the analog modules installed on brain1.07/16/2007
KB58203OptoOPCServer may crash when clients disconnect1.07/16/2007
KB57683Unable to select Bit Index in required field for Notification setup in PAC Display1.07/13/2007
KB54176‘make all’ fails in SNAP OEM Brain Open-Source Software CD2.07/12/2007
KB50922OptoTerm crashes when downloading Forth or controller download files2.07/11/2007
KB51892Unexpected serial I/O unit PID behavior when accessed by an OptoOPCServer client2.07/11/2007
KB57572PAC Display alarm log may not record alarm point's return to normal state1.07/10/2007
KB57440PAC Display error at Runtime if analog points setup for direct I/O unit read2.07/10/2007
KB48743OptoTerm crashes when inspecting controllers with Cyrano firmware, or controllers in loader mode3.07/10/2007
KB57527'Unable to load Board Objects' message when regenerating I/O scanner tags in PAC Display 1.07/9/2007
KB53614Data streaming synchronization to multiple hosts modified in SNAP PAC and Ultimate I/O controllers3.07/9/2007
KB54363Inconsistent results from ioControl ‘Generate Reverse CRC-16 on Table (32 bit)’ command 3.07/9/2007
KB54505Open communication handle left after ioControl subroutine exits, may affect controller behavior2.07/9/2007
KB54853Reading or writing to numeric I/O unit scratchpad may return –29 error2.07/9/2007
KB54940Illegal pointer assignments in ioControl subroutines may cause controller lockup3.07/9/2007
KB55154ioControl command ‘Set End-of-Message Terminator’ cannot return error3.07/9/2007
KB55166‘Set End-of-Message Terminator’ may cause problems if set to null when used with ioControl file comm handles3.07/9/2007
KB55168No data waiting for ‘Receive String Table’ immediately expires timeout in ioControl3.07/9/2007
KB55977Receiving data with multiple EOM characters via a serial communication handle yields unexpected results2.07/9/2007
KB56192Null pointers assigned to any I/O point may eventually cause a controller reset2.07/9/2007
KB56283‘Generate Reverse CRC-16 On Table (32-bit)’ command returns wrong value2.07/9/2007
KB56657An intense burst of Ethernet broadcast traffic may cause multiple controllers to stop communicating3.07/6/2007
KB56666Multiple PAC Control/ioControl communication file handles running simultaneously in multiple charts3.07/6/2007
KB56787MoveIoUnitToNumTable PAC Control/ioControl command may write to wrong table index5.07/6/2007
KB57617'Set Analog Filter Weight' command may disable I/O unit2.07/6/2007
KB56793IVAL not cleared with ‘Get & Clear On‑Latch’ or ‘Get & Clear Off‑Latch’ commands3.07/6/2007
KB51181Config EEPROM ‘Set’ button in PAC Control / ioControl Debug mode disables I/O unit3.07/6/2007
KB51806Paused, expired uptimers and the ‘Timer Expired?’ ioControl command3.07/6/2007
KB51848Ethernet I/O analog point IVALs not displayed in I/O Unit inspection window5.07/6/2007
KB53147Potential problem using FTP communication handles, reports an error ‑4087.07/6/2007
KB57605Incorrect on/off states returned for standard SNAP digital modules in rack positions 8 - 151.07/5/2007
KB54532Setting point's filter weight may cause filtered value to go to ‑1.#INF2.07/5/2007
KB54562Unexpected ‘Ramp Analog Output’ PAC Control/ioControl command response if ramp endpoints are out of range3.07/5/2007
KB57162Possible intermittent TCP communication through Outgoing PPP on SNAP PAC and Ultimate control engines3.07/5/2007
KB56600ioControl / PAC Control ‘Move Numeric Table to I/O Unit’ command attempts to write to disabled I/O units3.07/5/2007
KB57101Attempts to serially install Ethernet I/O firmware may cause mscomm32.ocx error1.07/3/2007
KB58101Watchdogs do not work if higher density modules are configured2.07/3/2007
KB56073Expanded support for 64 high-speed digital I/O points on SNAP‑PAC‑R11.06/29/2007
KB57870Online Help not available from PAC Display Event Log Viewer1.06/26/2007
KB49433OptoServer running on Windows XP and Service Pack 22.06/19/2007
KB57143Network computers not available for PAC Display SuperTrend Remote Logging1.06/4/2007
KB57575‘Find and Replace’ tool in PAC Control may not work correctly in OptoScript blocks1.05/23/2007
KB57406Filename from string tag may fail for trigger-based event in PAC Display2.05/23/2007
KB57202Some ‘Status Write’ commands in PAC Manager may not work1.05/23/2007
KB57243Creating new I/O unit from image source in PAC Manager does not work for SNAP‑UP1‑M64 or SNAP‑ENET‑S641.05/23/2007
KB57401PAC Display historical log file entry may only have commas2.05/23/2007
KB57405Message box for new alarm points in PAC Display may not appear2.05/22/2007
KB57306Rapidly changing PAC Display/ioDisplay alarm point states may have unexpected results 3.05/22/2007
KB57387Window appears to not open when configured graphic selected in PAC Display2.05/22/2007
KB57271Event messaging on SNAP-PAC-EB23.05/21/2007
KB57251Limited communication watchdog operation on SNAP-PAC digital outputs2.05/21/2007
KB56949DTR signal on SNAP-PAC-S1 port 0 is asserted at power-up2.05/21/2007
KB57248Watchdog configured in PAC Control on digital output point may not work2.05/21/2007
KB57247PAC Manager Inspect window information may be truncated2.05/21/2007
KB57385Auto Synchronization of controller time to PC time may be off by 12 hours in PAC Display Runtime3.05/15/2007
KB57300‘Condition’ criteria may affect ioDisplay alarm point characteristics1.05/7/2007
KB57146Trigger based historic logging may record data once instead of using stop trigger conditions2.05/1/2007
KB57139‘Switch to Loader Mode’ command in PAC Manager is not supported by all Ethernet I/O units1.04/27/2007
KB57140I/O unit configuration not created with PAC Manager on PAC units1.04/27/2007
KB57015Erratic tag quality from OptoOPCServer if custom client uses tag name with trailing spaces2.04/26/2007
KB51379Event/Reaction conditional commands in ioControl may add errors to the controller error queue3.04/24/2007
KB56892SNAP-PAC-EB1 and SNAP-PAC-EB2 tags not available in OptoOPCServer Browser Configurator2.04/23/2007
KB56439Modbus/TCP writes to digital outputs on SNAP-PAC-R2 are unsuccessful2.04/23/2007
KB56419‘Set Mistic PID P Term’ with SNAP-PAC-S1 and Mistic I/O units, affects PIDs2.04/23/2007
KB57034Simultaneous connection requests for the same TCP port on ENET1 and ENET2 may affect SNAP-PAC-S1 operation3.04/23/2007
KB56847OptoOPCServer returns erratic tag quality if OPC client refers to data item incorrectly2.04/23/2007
KB56458Opened window in PAC Display may show older data until refreshed by OptoOPCServer1.04/12/2007
KB56851PAC Display historic logs may not log string data as expected3.04/11/2007
KB56849Some ioDisplay to PAC Display migrations may not be completed2.04/10/2007
KB56759Table objects in PAC Display Runtime appear to not be selectable2.04/10/2007
KB56854Alarm sound may not restart if PAC Display point goes back into alarm2.04/10/2007
KB56852Alarm sound may play continuously in PAC Display2.04/10/2007
KB56749‘Convert Number to String Field’ OptoControl command with float value gives incorrect results1.04/5/2007
KB55105CPU usage may increase when OptoOPCServer accesses I/O tags3.04/3/2007
KB55747‘Add item’ returned from ioDisplay if I/O point is not supported1.03/29/2007
KB55840Security enabled graphic in ioDisplay allows most users to activate it in non-English Windows operating systems1.03/29/2007
KB56429Control engines deleted from PAC Display project may cause errors1.03/28/2007
KB56430Recorded operators in ‘Runtime Operator Log File’ for security enabled objects in PAC Display1.03/28/2007
KB56613Integer 64 and 64-point I/O units with some PAC Control block commands2.03/27/2007
KB56346PAC Control strategies converted from ioControl do not allow addition of certain modules1.03/27/2007
KB54041ioManager port configuration produces message 0xFFFFFFF32.03/27/2007
KB56431Problems when saving an imported ioDisplay project in PAC Display1.03/26/2007
KB55299Divide by zero operation returns valid results in ioControl strategy2.03/20/2007
KB56343When the Opto 22 Device data remains the same and OptoDataLink doesn’t exchange data1.03/20/2007
KB55767ioManager not assigning Gateway IP on M4SENET-100 and some Ethernet I/O units2.03/19/2007
KB55406Overflow error possible resulting from converted OptoControl to ioControl strategy with Event/Reactions2.03/19/2007
KB53350ioManager incorrectly displays negative counts for SNAP-IDC5Q 2.03/19/2007
KB52731‘Reset Points to Default’ command in ioManager resets Ethernet I/O units3.03/19/2007
KB52719Inactive Browse button for ‘Download file from I/O Unit’ command in ioManager2.03/19/2007
KB54102‘Edit PID has a bad format’ message in ioManager when copying and pasting I/O unit configurations2.03/19/2007
KB56017mistic PIDs become unresponsive on re-download of large ioControl strategy1.03/14/2007
KB55302ioDisplay stops updating windows when float values reach +3.4e38 or ‑3.4e383.03/12/2007
KB55854ioDisplay may terminate unexpectedly when no windows are open and an empty area of the toolbox is clicked2.03/9/2007
KB53707ioDisplay ‘Synchronize at Runtime startup’ settings may not work for different user2.03/9/2007
KB54082Changes to XY-plot graphic in ioDisplay Configurator 2.03/9/2007
KB55259ioDisplay project configured for on-screen keyboard, requests password from regular keyboard2.03/9/2007
KB55618Duplicated metafile graphic not visible in ioDisplay 2.03/9/2007
KB53303ioDisplay alarm points are truncated in alarm window3.03/9/2007
KB53476ioDisplay historic alarm graphic may display two entries when alarm point is triggered2.03/9/2007
KB55253Canceling password window closes calling window in ioDisplay 3.03/9/2007
KB55848Serial port on SNAP-PAC controllers may return errors including -522.03/8/2007
KB55161SNAP-PAC-R1 may report incorrect digital or quadrature counts2.03/7/2007
KB54846Default gateway configuration on primary port may affect secondary port communication on PAC controllers2.03/7/2007
KB54480Variable names matching OptoScript command names may cause compiler problems in ioControl1.03/6/2007
KB51837Re-enabled SNAP-PAC-S1 redundant ports cannot re-enable SNAP-PAC-R1 2.03/2/2007
KB54744‘Find and Replace All’ ioControl function may close application1.03/1/2007
KB53151Using a \” in a literal affects how ioControl’s OptoScript displays subsequent text2.03/1/2007
KB54482Like named ioControl charts and subroutines may cause controller reset1.03/1/2007
KB54753‘Replace All’ command in ioControl OptoScript, replaces text in wrong location1.03/1/2007
KB55187Invalid serial port value in communication handle command successful on SNAP-PAC-S12.03/1/2007
KB47958From OptoControl, Ethernet-based I/O units may go offline if number of characters waiting not checked before receiving characters3.02/26/2007
KB55236SNAP-PAC-S1 in peer-to-peer network may reset if controller is stopped2.02/23/2007
KB55825Scratch pad not stored to SNAP-PAC-S1 flash EPROM1.02/23/2007
KB55091‘Set I/O Unit from MOMO Masks’ ioControl command affecting input IVALs on SNAP-PAC-S1 to serial I/O unit2.02/21/2007
KB55182‘IVAL Set I/O Unit from MOMO Masks’ ioControl command not setting disabled serial I/O unit2.02/21/2007
KB53454Blank pop-up may appear in Opto Browser Configurator when updating server database2.02/21/2007
KB55930Problems while printing ioControl subroutine or chart graphics2.02/20/2007
KB52576Unexpected results if SNAP-AITM type module or SNAP-AIRTD is reconfigured with a different Point Type2.02/14/2007
KB55584Large Int64 table element value partially visible in ioControl Debug mode1.01/23/2007
KB55252Text placed on Table graphic, hidden in ioDisplay Configurator 2.01/11/2007
KB55262Some ioDisplay functions may not write to the PC hard drive 1.01/9/2007
KB53373Calibration of analog inputs from ioManager may not take effect3.01/5/2007
KB55177ioDisplay alarms not always showing correct state when using Condition tag1.01/5/2007
KB51899Unable to set SNAP-AILC parameters from ioManager2.01/5/2007
KB52200ioDisplay Trend graphic without configuration causes problem at Runtime2.01/5/2007
KB52368ioDisplay Configurator may crash when SuperTrends are configured for very low scaling and refresh rates2.01/4/2007
KB55178ioDisplay alarm point configured to a Value ‘Tag’, does not indicate alarm condition1.01/4/2007
KB51758The Send Value ‘Offset’ feature in ioDisplay not working as expected2.01/4/2007
KB54490Alarm sound may not activate if ioDisplay launched with PC shortcut1.01/4/2007
KB51157ioDisplay unresponsive from corrupt Symbol Factory graphic2.01/3/2007
KB55175X-Y Plot ‘Show Legend in Runtime’ option in ioDisplay is always selected1.012/27/2006
KB55016Alarm state priority in ioDisplay kept if all alarm states are set1.012/27/2006
KB52680‘Find’ in running OptoControl or ioControl strategy with very large charts may cause crash2.012/21/2006
KB53999ioControl archived strategy on control engine2.012/21/2006
KB52544Memory leak in ioControl and OptoControl Find option3.012/21/2006
KB52178Some OptoScript commands used with Integer 64 may cause unexpected controller behavior2.012/20/2006
KB51958ioControl command ‘Convert Number to Formatted Hex String’ returns incorrect string2.012/19/2006
KB53811SNAP-UP1-ADS may return incorrect digital or quadrature count values1.011/7/2006
KB54377SNAP-PAC-S1 asserts RS-485 port transmitter on power-up1.011/7/2006
KB54495TCP connections to Modbus server not closed correctly on SNAP-PAC-R and Ultimate I/O controllers1.011/6/2006
KB54324ioControl ‘Move Numeric Table to I/O Unit’ command changes input point IVALs2.011/6/2006
KB53751Possible reset from repetitive use of ioControl ‘Get & Restart On-Pulse Measurement’ or ‘Get & Restart Off-Pulse Measurement’ commands3.011/6/2006
KB52604Unexpected behavior such as analog point values not updating on SNAP-PAC products1.011/6/2006
KB53128When an I/O unit returns unexpected results from analog and digital I/O in ioControl2.010/24/2006
KB53347PID Output not responding to ioControl ‘Set Mistic PID Input’ command on Mistic I/O unit2.010/20/2006
KB52143Storing strategy to SNAP-LCE flash EPROM causes communication loss2.010/20/2006
KB52410ioControl ‘Start Chart’ may return –5 status if eight charts are already running on SNAP-PAC-R controllers2.010/20/2006
KB52733Event timers on Ethernet I/O units begin counting down as soon as they are configured2.010/20/2006
KB51833Changes to SNAP-PAC-R1 and SNAP-PAC-R2 Scanner Flags have no effect 2.010/20/2006
KB52706Incorrect default millivolt scaling for SNAP-AITM and SNAP-AIMV type modules on Ethernet I/O units4.010/19/2006
KB52885Analog output modules in positions 8 to 15 do not respond to ioControl ‘Ramp Analog Output’ command4.010/19/2006
KB52485Ethernet controllers and brains may reset if ‘Start PPP’ sent before PPP initialized2.010/19/2006
KB52495I/O unit may reset if Outgoing PPP link is not established and event message emails or other TCP transmissions become active 2.010/19/2006
KB53950Analog input point filtering continues to include out of range count values, ‑32768, on Ethernet I/O units2.010/19/2006
KB54095Third-party driver ‘biolsp.dll’, may affect OptoOPCServer operation1.010/13/2006
KB54208Pointer variables and ‘Find’ option in OptoControl may show results that don’t contain variable1.010/12/2006
KB53175Converting strategies from OptoControl to ioControl and some string commands2.010/3/2006
KB52595B6 analog outputs may not go to configured watchdog values1.09/27/2006
KB52846How to configure the Windows XP firewall for ioManager and IP address configuration1.09/15/2006
KB50238Under certain conditions, manually enabling I/O unit from ioControl debug mode may cause problem1.09/8/2006
KB50621Pre R7.0 ioControl strategies and PID loop’s Output Maximum Change Rate1.09/7/2006
KB50622ioControl Replace feature may have unexpected results if OptoScript code ends in newline1.09/7/2006
KB52612How to delay the automatic startup of ioDisplay Runtime1.09/6/2006
KB53389Downloading and starting an ioControl strategy with PIDs on Ethernet-based I/O units, may cause outputs to spike 2.09/5/2006
KB50037Accessing string variables or string table elements with ioDisplay or OPC Client may cause error4.08/29/2006
KB53062ioDisplay and OptoOPCServer clients slow to reconnect when using Windows XP, SP21.08/29/2006
KB50335Limited number of ports with the ‘Listen for Incoming Communication’ ioControl command5.08/29/2006
KB53125Modifying Custom Caption in windowless project, crashes OptoDisplay Configurator1.08/23/2006
KB53294FactoryFloor controllers using ARCNet as host port, and booting into loader mode1.08/22/2006
KB53137G4IDC5Q occupies only one module position in ioControl and OptoControl1.08/16/2006
KB50623The ioControl ‘Replace’ function does not indicate changes made to OptoScript code 1.08/1/2006
KB50631‘TValue::Get’ message from ioDisplay Runtime if Send Discrete and Send Value are configured for same graphic1.07/31/2006
KB50630AutoCorrect Tags tool in ioDisplay occasionally omits tags1.07/31/2006
KB52483Unexpected reset behavior from surface mount style B61.07/27/2006
KB51547Streaming interval and improved performance from SNAP-PAC-R controllers4.07/21/2006
KB52780OptoENETSniff is not capturing data1.07/21/2006
KB51548Analog bank area reporting 0 (zero) for non-existent points in SNAP-PAC-R controllers2.07/17/2006
KB52620Activated B6 watchdog causes random analog output values1.07/17/2006
KB52394Some ioControl analog filter weight commands cannot select analog points configured on Ethernet I/O units2.07/17/2006
KB51388GetValueFromName ioControl command may cause –12 error3.07/5/2006
KB51461Saving an ioControl strategy may have unexpected results3.07/5/2006
KB50224Renaming expanded numeric or string tables used in ioControl and OptoControl watch windows3.07/5/2006
KB50694OptoControl analog point scaling configuration is not overwritten by the ioManager .otg file2.06/26/2006
KB50786Adapter Card Toolkit installations2.06/23/2006
KB50851Counters configured on SNAP-PAC-R1 and SNAP-PAC-R2 not available to ioControl commands1.06/22/2006
KB50840Windows clipboard locks when attempt to paste graphic into ioDisplay window fails1.06/22/2006
KB50824Problems with moving analog points on a serial B3000 in ioControl1.06/22/2006
KB51005ioDisplay alarm points may ignore discrete tag values1.06/21/2006
KB51648Attempts to read flash memory on the SNAP-PAC controllers3.06/20/2006
KB52008How to connect OptoConnect to a SQL Server 2000 database on a remote computer2.06/20/2006
KB52179Reference to a PID by another PID may cause an ‘Undefined command’ error in ioControl1.06/19/2006
KB51834Storing to flash on brains does not store SNAP-AILC load cell parameters3.06/16/2006
KB52053SNAP-PAC-R2s configured in ioControl as I/O units may behave unexpectedly2.06/16/2006
KB51140OptoVersion does not scan Professional and Basic executables1.06/13/2006
KB51150Symbol Factory graphics dragged, dropped, and then modified, may disappear in ioDisplay Configurator1.06/8/2006
KB51612Continuous alarm sound in ioDisplay3.05/31/2006
KB51599I/O unit limits Type C thermocouple temperature range on SNAP‑AITM‑22.05/26/2006
KB51716SNAP-PAC-R controllers and PID loop’s ‘Min Change’ option2.05/26/2006
KB51709Data logging on SNAP-PAC-R controllers3.05/26/2006
KB51707Communication watchdog on SNAP-PAC-R controllers2.05/25/2006
KB51556Pamux B6 and the communication watchdog timer2.05/24/2006
KB51232ioDisplay Configurator produces ‘Unable to Load PID Objects’ error1.05/24/2006
KB51346Uploaded ioDisplay or OptoDisplay recipe destination file is inaccessible2.05/19/2006
KB50320Charts with names 35 characters or longer in ioControl, OptoControl, ioTerminal, and OptoTerm3.05/19/2006
KB51463File time from ioManager for a file stored on an Ultimate I/O unit 3.05/5/2006
KB51004SNAP-PAC-S1 and disabling of mistic digital outputs in ioControl3.05/4/2006
KB51056Inspecting pointers during ioControl Debug mode may cause errors3.05/2/2006
KB51039Disabling a TPO digital output disables the Ethernet-based I/O unit2.05/1/2006
KB51071TPO digital outputs and setting the period to 0 (zero)2.05/1/2006
KB50974SNAP-AOD-29 TPO module and setting the analog TPO period2.05/1/2006
KB50301ioControl subroutines and digital output pointer types3.05/1/2006
KB50867Improved the way ioDisplay handles metafiles 2.05/1/2006
KB51176SNAP-AILC scaling remains at default setting2.05/1/2006
KB51283Stopping and starting ioControl charts with subroutines may cause control engine reset2.05/1/2006
KB51068Using ‘Is I/O Unit Ready?’ on a restarted I/O unit causes lock up2.05/1/2006
KB50821Control engine continues to update disabled serial B3000 analog point3.05/1/2006
KB50222SNAP-PAC-S1 and serial I/O unit enabling from ioControl3.05/1/2006
KB47890Invalid analog readings possible while erasing and writing to flash memory on Ethernet-based I/O units4.05/1/2006
KB51159Inspecting PID loops in ioControl debug mode1.05/1/2006
KB51184Windows metafile graphics may disappear in ioDisplay Configurator1.04/28/2006
KB51289Too many 'elseif' statements in OptoControl may cause an error during download1.04/27/2006
KB49909Analog input filter weight goes to zero when ioControl strategy is run3.04/27/2006
KB49463Modified metafile graphics in ioDisplay Configurator3.04/27/2006
KB50058SNAP-PAC-S1 communicating to a G4D32RS I/O unit with ioControl4.04/27/2006
KB49973Opening OptoEnetSniff data log files for analysis3.04/27/2006
KB48646Copy Current Error To String command in ioControl may misreport a message3.04/27/2006
KB48069WriteNumToIoUnitMemMap command in ioControl not writing values to SNAP-LCE scratchpad3.04/27/2006
KB48223ioDisplay may display an extra character in some negative numbers4.04/27/2006
KB47464Points configured as disabled in ioControl Configure mode, become enabled when the strategy is run4.04/27/2006
KB1435Inspecting persistent variables in a Snap-LCE strategy may cause unexpected behavior3.04/27/2006
KB48174Incorrect SNAP-AOD-29 period measurement by serial B30003.04/27/2006
KB48353High density digital breakout board jumpers are reversed2.04/27/2006
KB47505Some B200 PID settings in OptoControl may affect PID scanning2.04/27/2006
KB1430'Move to Pointer' command in OptoControl, and Snap Simple 64 pointer cause error during strategy download1.04/27/2006
KB1424Null string assignments not permitted after a strategy is saved and closed out of ioControl4.04/26/2006
KB48279Data quality may appear to change states frequently in OptoDisplay and ioDisplay4.04/25/2006
KB48591Moving I/O points to a valid position in OptoControl2.04/25/2006
KB48542ioDisplay and High Density Digital module point access3.04/25/2006
KB49175Time Stamp and Date Stamp are reporting the control engine’s time and date in ioDisplay 3.04/25/2006
KB48677‘Enable Communication to I/O Unit’ command and restoring I/O configuration in ioControl3.04/25/2006
KB48938Mismatched I/O module configuration may affect SNAP-UP1-M64 startup3.04/25/2006
KB49316Inspecting SNAP-B3000-ENET PIDs causes 'Invalid memory location' message 2.04/25/2006
KB49424Load cell commands in ioControl change when added to a strategy3.04/25/2006
KB49807OPC clients accessing unavailable string tag types, may affect updates in OptoOPCServer3.04/25/2006
KB47756The Lo alarm in ioDisplay may not trigger4.04/25/2006
KB47872Digital points may not be available to ioDisplay Historic Data Logs4.04/25/2006
KB48089PID ‘forced value’ parameter may be limited by ioControl4.04/25/2006
KB48237SNAP-IDC-HDB and SNAP-ODC-HDB header connector orientation3.04/25/2006
KB47789SNAP-AIVRMS and SNAP-AIARMS module readings may become fixed at -327683.04/25/2006
KB49885ioDisplay Runtime and the Enable SuperTrend Pen window2.04/24/2006
KB49250Improved true power readings at low current range from SNAP‑AIPM2.04/24/2006
KB49213SNAP-AIPM true power reading changes +/- signs2.04/24/2006
KB48507Volt-Amp and power readings from SNAP-AIPM modules are partial scale2.04/24/2006
KB47724I/O point name change in tag database file is imported as a new point in ioControl 2.04/24/2006
KB1428The AND/OR operator option appears in an action block while in Online mode in ioControl4.04/24/2006
KB49261Digital point features and non-Digital Point commands in OptoControl2.04/24/2006
KB49872Trends in ioDisplay Basic may appear to freeze when data is constant4.04/24/2006
KB49581Enabling IP Filtering for IP Security on control engines affects ioControl strategy downloads2.04/24/2006
KB50015ioDisplay Runtime Basic and values sent to a control engine3.04/24/2006
KB49757Incomplete alarm time displayed in ioDisplay Professional2.04/24/2006
KB50118Windows dynamic attribute and password protected windows in OptoDisplay2.04/24/2006
KB48977G4FUSE may cause intermittent G4 output module operation 2.04/24/2006
KB48510SNAP-B3000-ENET may reset under particular high speed I/O conditions and high speed SNAP-IDC5Q counting4.04/24/2006
KB47922ioControl allows assignment of a larger than 32-bit number to an Integer 32 variable4.04/24/2006
KB1432Control engine change and log file name from a String Name, disables historic logging to a file in ioDisplay3.04/24/2006
KB1426Ethernet brains may not establish PPP connections at 19200 bps or faster baud rates3.04/24/2006
KB1431ioDisplay SuperTrend RAM usage value displayed is incorrect4.04/24/2006
KB1429Adding a tag in OptoOPCServer Browser Configurator sometimes causes error 0xc00400083.04/24/2006
KB47577Some graphics may become focus-frame and beep enabled in ioDisplay4.04/24/2006
KB47607OptoDisplay and ioDisplay object dimensions are limited to 999 when entered in the Graphic Dynamic Attributes window4.04/24/2006
KB48061Engineering unit scaling issue when using serial B3000 with SNAP‑AIVRMS and SNAP-AIARMS modules4.04/24/2006
KB47868SNAP-AIVRMS and SNAP-AIARMS may have periodic inconsistent readings by serial B3000 3.04/24/2006
KB48056Serial B3000 issues in firmware versions 81.30 and 81.312.04/21/2006
KB48091Analog inputs configured as scalable, report a fixed value corresponding to 0 counts on serial B30003.04/21/2006
KB48172Opening a window with metafiles in ioDisplay or OptoDisplay Runtime may cause program termination 5.04/21/2006
KB49525The ioDisplay ‘Send Discrete’ dynamic attribute Bit field2.04/21/2006
KB50153Controller will not boot up properly after storing strategy to flash3.04/19/2006
KB50950SNAP-PAC-S1 may infrequently reset due to EMI1.04/18/2006
KB50817Unresponsive control engine due to certain error conditions1.04/18/2006
KB50707SNAP-PAC-R1 and possible corrupt ioControl persistent variables, counters, data logging values, and some variables2.04/12/2006
KB50148Deleting and undeleting an ioDisplay alarm may affect alarm points2.04/12/2006
KB49106Event log messages from Sync All Control Engines to PC’s Time/Date in ioDisplay2.04/12/2006
KB50414SNAP-PAC-S1 and some ioControl string commands2.04/11/2006
KB50302ioControl ‘IVAL Set Counter’ command and SNAP-PAC-S12.04/11/2006
KB50281Running maximum number of charts and Call Chart command on ioControl control engines2.04/11/2006
KB50292SNAP-PAC-S1 communicating to a SNAP-BRS I/O unit with ioControl2.04/11/2006
KB50208ioControl Move I/O Unit Table command with a serial B3000 and a SNAP‑PAC‑S12.04/11/2006
KB50070Improved handling of idle session timeouts by control engines3.04/11/2006
KB50017SNAP-PAC-S1 may enter reset state after storing a large strategy to flash2.04/10/2006
KB49800SNAP-PAC-S1 and –87 Open error message while communicating to serial B30002.04/10/2006
KB49934ioControl commands Set TPO Percent and Get I/O Unit as Binary Value with SNAP-PAC-S1 and serial I/O units2.04/10/2006
KB49853Numeric Table Element Bit Clear/Bit Set commands in ioControl with persistent tables2.04/10/2006
KB50036FTP communication handle support on SNAP-PAC-S12.04/10/2006
KB50049Control engines and data transfers using FTP communication handles2.04/10/2006
KB49881Extended IP timeout along with incoming IP session requests may reset the SNAP-LCE or SNAP-PAC-S12.04/10/2006
KB50998Infrequent possibility for SNAP-PAC-S1 and SNAP-PAC-R1 resets1.04/5/2006
KB50275An I/O unit configured in ioControl remains disabled until the control engine is power cycled2.04/4/2006
KB50636Inspecting PID loops on some SNAP-B3000-ENET I/O units with ioManager1.03/23/2006
KB50639ioManager and Current Value of Input and Current Value of Setpoint for PID Loops2.03/23/2006
KB50210Testing IP address assignment in ioManager2.03/16/2006
KB50024Send Value dynamic attribute with an offset may close ioDisplay Runtime2.03/16/2006
KB50296Serial B3000 with configured analog input module not on the mounting rack1.03/14/2006

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