Published: November 22, 2019
Gadgets show "could not connect to the controller" message
groov View running on:
- GROOV-AR1, GROOV-AR1-BASE, GROOV-AR1-SNAP
- GROOV-AT1, GROOV-AT1-SNAP
- GROOV-SVR-WIN, GROOV-SVR-WIN-BASE, GROOV-SVR-WIN-SNAP
R1.3.0 to current for GRV-EPIC-PR1
R4.1a to current for all others listed
If your groov View project has an I/O Unit device and contains gadgets configured to access a memory map address that is not 4-byte aligned, after groov View tries to access that address, it displays yellow triangles for any gadget connected to that I/O Unit device. If you click on the triangle, groov View displays the following message:
Could not connect to the controller. groov will keep trying to connect.
Details: An unknown error occurred while communicating with device OptoMMP@<address>:<port>.
are the IP address and port number of your controller.
If you can, avoid configuring gadgets that access tags with addresses that can't divide evenly by 4.
Opto 22 is investigating this issue.
Contact: Opto 22 Product Support.
Phone: 800-835-6786 or 951-695-3080
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