How To Fix C0337 - - Assign a message category (&)

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 337

• Message text: - Assign a message category (&)

What causes this issue?

This process instruction is of type "process data request".
You must define the message category of the requested message in each
process data request using characteristic &V1&. Characteristic &V1&,
however, is not contained in the process instruction.

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?

RESET N1
Assign characteristic &V1& to the process instruction.
Assign the desired message category to the characteristic.
Note
You also need to assign the characteristics of the message category to
the process instruction. For detailed information, refer to
<LS>Extended Help</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C0337 - - Assign a message category (&) ?

  The SAP error message C0337 - "Assign a message category (&)" typically occurs when there is an issue with the configuration of message categories in the SAP system. This error is often related to the configuration of the message types in the SAP system, particularly in the context of the SAP Customer Relationship Management (CRM) or Sales and Distribution (SD) modules.
  Cause:
  
  Missing Configuration: The message category that is being referenced in the transaction or process is not assigned or configured properly in the system.
  Incorrect Settings: There may be incorrect settings in the message determination procedure or the message type configuration.
  Custom Development: If there are custom developments or enhancements, they may not be correctly handling message categories.
  
  Solution:
  
  
  Check Message Category Configuration:
  
  Go to the transaction code SPRO to access the SAP Customizing Implementation Guide (IMG).
  Navigate to the relevant section for message configuration (e.g., Sales and Distribution or CRM).
  Ensure that the message category in question is defined and assigned correctly.
  
  
  
  Assign Message Categories:
  
  In the message determination procedure, ensure that the message category is assigned to the appropriate message type.
  You can check this in the relevant customizing settings for the application you are working with (e.g., Sales Documents, CRM Orders).
  
  
  
  Review Message Types:
  
  Check the message types that are being used in the process and ensure that they are correctly configured to use the appropriate message categories.
  
  
  
  Testing:
  
  After making the necessary changes, test the process again to see if the error persists.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific details on configuring message categories and types.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the configuration, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as NACE (for message output configuration) and SPRO (for customizing).
  Message Determination: Understand how message determination works in your specific module (SD, CRM, etc.) and how it relates to the overall process.
  Custom Development: If there are custom developments, review the code to ensure that it correctly handles message categories.
  
  By following these steps, you should be able to resolve the C0337 error and ensure that message categories are properly assigned in your SAP system.