How To Fix C0302 - - Charact. & &: Assign message category

SAP Error Message - Details

• Message type: E = Error

• Message class: C0 - PP-PI: Messages for PI Sheet and Syntax Checker

• Message number: 302

• Message text: - Charact. & &: Assign message category

What causes this issue?

The process instruction contains characteristic &V1& &V2& defining
the message category. However, no value has been assigned to the
characteristic, that is, the message category of the message to be sent
has not been specified.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Assign the required message category to characteristic &V1&.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C0302 - - Charact. & &: Assign message category ?

  The SAP error message C0302, which states "Character & &: Assign message category," typically occurs when there is an issue with the assignment of message categories in the SAP system. This error is often related to the configuration of message types or the handling of messages in the system.
  Cause:
  
  Incorrect Configuration: The message category may not be properly assigned in the configuration settings. This can happen if the message type is not linked to the correct message category.
  Missing Entries: There may be missing entries in the relevant configuration tables that define how messages are categorized and processed.
  Custom Development: If there are custom developments or enhancements in the system, they may not be handling message categories correctly.
  
  Solution:
  
  
  Check Configuration:
  
  Go to the transaction code SPRO to access the SAP Reference IMG.
  Navigate to the relevant area where message types are configured (e.g., Sales and Distribution, Material Management, etc.).
  Ensure that the message type is correctly assigned to a message category.
  
  
  
  Review Message Types:
  
  Use transaction code NACE to check the configuration of message types.
  Verify that the message type you are using is correctly set up and linked to the appropriate application area.
  
  
  
  Check for Missing Entries:
  
  Look into the relevant tables (e.g., T002, T001, etc.) to ensure that all necessary entries are present.
  If any entries are missing, you may need to add them manually or restore them from a backup.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the program or transaction that triggers the error to identify where the message category assignment is failing.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific module you are working with to see if there are any known issues or additional configuration steps required.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for assistance, especially if this is a production environment.
  
  
  
  Related Information:
  
  Transaction Codes: SPRO, NACE, SE80 (for debugging).
  SAP Notes: Check the SAP Support Portal for any relevant notes that might address this specific error.
  Message Types: Understanding how message types and categories work in SAP can help in troubleshooting similar issues in the future.
  
  By following these steps, you should be able to identify and resolve the cause of the C0302 error in your SAP system.