SAP Message C0631 - Message category & in phase &, process instruction & not defined

Diagnosis
In process instruction &V3& for phase &V2& of the process order, aprocess message of the category &V1& is requested. However, theprocess message category &V1& is not defined in Customizing. For thisreason, the requested data cannot be reported.

Procedure
RESET N1
Check
the definition of the process instruction &V3& for phase &V2& of theprocess order
Change process order
the definition of the message categories in Customizing
If the desired message category does not yet exist in the system,define it in Customizing.
If the wrong message category has been specified in the process order,you have the following options:
In the case of PI sheets with test function:
Correct the process instruction &V3& for phase &V2& of the processorder.
Create a new control recipe and maintain the corresponding PI sheet.
In the case of productive PI sheets:
Errors in the process instruction cannot be corrected for the currentPI sheet.
If necessary, deactivate the process instruction in the PI sheet.
Manually create the process message to be used for reporting thedesired value.
INCLUDE 'NA_PLNREZ_HINW' OBJECT DOKU ID TX LANGUAGE E
Change master recipe