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groov discrete modules occasionally report unusually large frequency measurements
Knowledge Base - KB90549 - Published:
This issue occurs on channels configured with the continuous frequency feature. Occasionally, the module reports an unusually large value that persists for one measurement scan, typically no more than...more
OptoDataLink projects configured with SQL Server 2012 - 2014 display blank area in Configurator
Knowledge Base - KB90536 - Published:
If you have an OptoDataLink project that has entries with a Database Type of SQL Server 2012 - 2014 and the project configuration file was created with a version of OptoDataLink earlier than R10.5a, when...more
OptoDataLink links may fail to start
Knowledge Base - KB90520 - Published:
In OptoDataLink, you may observe that your links won't start. This behavior occurs whether you save (click File > Save) and then run the links (click Run > Start all links), or click the Save and Start All Links button.
"Averaging Filter Weight" checkbox not checked when upgrading strategy that has "Set Value" checked
Knowledge Base - KB90529 - Published:
If you have a pre-R10.5a strategy that contains analog inputs where the Send Value checkbox is checked and a value is specified for Average Filter Weight, when you open that strategy in PAC Control R10...more
Downloading strategy with E2 I/O unit returns -60 error
Knowledge Base - KB90528 - Published:
If your strategy has an E2 I/O unit where you configured the analog input points with Offset and Gain through the Add/Set Analog Point window, when you download the strategy, PAC Control returns a -60 (empty stack) error.
Strategy with imported .otg file causes -128 error
Knowledge Base - KB90459 - Published:
You attempt to open the strategy that has a recently imported .otg file and it reports error -128: "Invalid character in Channel name. Valid characters are letters, numbers, and underscore. The first letter must be alphabetic."
groov EPIC unresponsive
Knowledge Base - KB90447 - Published:
You may have this issue if  you can't connect to your groov EPIC from your browser., get no response from the groov EPIC's touch screen, and the LEDs on all of some of the I/O modules are red.
Can't assign some groov digital input channels to Latch Set conditions
Knowledge Base - KB90373 - Published:
In a PAC Control strategy, when you add an On-Latch Set? or Off-Latch Set? condition with a digital point type, the Name drop-down list won't show any channels from GRV-EPIC-PR2 I/O units or GRV-R7-MM2001-10 modules.
Append Character to String command results in -95 info message in the controller’s message queue
Knowledge Base - KB90286 - Published:
If you specify a 64-bit integer for argument 0 of the Append to String command, PAC Control compiles without errors, but when you try to run the strategy, you will see a -95 "Data stack is not...more
Strategy stored to permanent storage is cleared after restart of control engine
Knowledge Base - KB90209 - Published:
If a strategy with nested subroutines is stored to permanent storage (flash) after the strategy has been run, then the control engine is restarted, PAC Control displays the message that the control...more
In OptoScript block, text may be deleted and may cause compiler errors
Knowledge Base - KB86762 - Published:
On rare occasions, compiling a PAC Control strategy may show unexpected compile errors in OptoScript blocks. When you investigate the OptoScript block, you may find that content appears to be missing and the OptoScript block may be truncated.
Importing chart may cause PAC Control to crash
Knowledge Base - KB90249 - Published:
On rare occasions, when you import a chart into a PAC Control strategy, if the I/O of the chart being imported does not match the I/O of the strategy, PAC Control may crash. If the chart imports...more

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