Resources & Tools

101-125 of 2982 results
Sparkplug tags don't stale immediately after disabling Data Service
Knowledge Base - KB90490 - Published:
If you are running an MQTT Sparkplug device on your groov EPIC or groov RIO, when you disable the Data Service, a death certificate should be issued and the tags should be marked as stale/bad quality. In...more
OPC UA client can't connect through firewall to OPC UA server on groov EPIC/RIO; server reports unrecognized client
Knowledge Base - KB90420 - Published:
If the OPC UA clients connect to the Data Service OPC UA server on groov EPIC or groov RIO through a firewall router configured with port forwarding or NAT passthrough, you may see messages that OPC UA...more
PAC Control strategy overwrites existing setting for simple moving average (SMA)
Knowledge Base - KB90407 - Published:
If you set simple moving average (SMA) for analog inputs through groov Manage, and then you start a PAC Control strategy, the I/O is initialized and the SMA value is set to the default of 4.
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
Deleting a gadget in one layout breaks gadget arrangements and ability to select in other layout
Knowledge Base - KB90438 - Published:
In groov View Build mode, when you delete a gadget in one layout (for example, Desktop) and you have gadgets in the other layout (for example, Handheld), you may observe unusual behaviors when you switch to the other layout.
OPC UA tags with Number type are selectable in Build mode, but report type error in View mode
Knowledge Base - KB90399 - Published:
In groov View, after successfully assigning an OPC UA tag of type Number to a gadget in Build mode, when you switch to View mode, that gadget displays a yellow triangle and a message that types do not match.