Description
An error occurred while evaluating the logical expression created with the RAPID instruction SetupCyclicBool. Persistent variable arg is unknown to the system.
Consequences
Stop program execution immediately.
Possible causes
The module containing the declaration for arg may have been unloaded.
Recommended actions
- Reload the module containing the declaration.
- Use RemoveCyclicBool to disconnect the contained logical expression.
- Check to make sure LOCAL PERS is not used in the logical expression.