Diagnosis
The type of the process instruction you have selected specifies thatone or more process messages are sent for the process instruction inthe PI sheet. However, no message category has been allocated to theprocess instruction.

System Response
All following characteristics are only taken into account in theprocess instruction assistant if you allocate a message category to theprocess instruction.
If you choose Copy to exit the process instruction assistantwithout allocating a message category, the characteristics are deletedfrom the process instruction.

Procedure
RESET N1
Allocate a message category to the process instruction in the processinstruction assistant.
Check the settings for message characteristic processing.