Description
Task: arg.
The arg used is invalid.
Program reference arg.
Consequences
It is no longer possible to communicate with the client with the current arg.
Possible causes
- has been initialized.
- target slot is no longer valid. This occurs if a remote client has disconnected from the controller.
- Instruction RMQSendWait was restarted after a power failure. When the instruction is restarted, is set to 0.
Recommended actions
Recovery: arg.