How To Fix AJ327 - Document number &1: error in user exit for billing reversal

AJ327 - Overview

• Message type: E = Error

• Message class: AJ - Billing program

• Message number: 327

• Message text: Document number &1: error in user exit for billing reversal

What causes this issue?

An error has occurred in user exit <LS>EXIT_SAPLEABC_001</> during
billing reversal for the specified document number &v1&.
You can find a more detailed description of the cause of the
termination in the message which appeared when processing of the user
exit was interrupted.

System Response

How to fix this error?

Analyze the cause of termination. Notify the programmer responsible for
your user exit.

Procedure for System Administrators

To branch to the position of the call of your user exit in debugging,
set a temporary breakpoint in the coding for include LEABCU01 before
the line <ZH>perform user_exit changing bcancel_data.</>.

Error message extract from SAP system. Copyright SAP SE.

AJ327 - Details

• The SAP error message AJ327, which states "Document number &1: error in user exit for billing reversal," typically occurs during the billing reversal process in SAP. This error indicates that there is an issue with a user exit that is being called during the reversal of a billing document. User exits are custom enhancements that allow you to add your own logic to standard SAP processes.
  Causes:
  
  Custom Code Issues: The user exit may contain custom code that is not functioning correctly, leading to errors during the billing reversal.
  Data Inconsistencies: There may be inconsistencies in the data related to the billing document that the user exit is trying to process.
  
  Configuration Issues: Incorrect configuration settings in the billing process or related modules may lead to this error.
  Missing Authorizations: The user executing the reversal may not have the necessary authorizations to perform the action, which can trigger the user exit to fail.
  
  Solutions:
  
  
  Debugging the User