How To Fix GU656 - In field movement & & there is a user exit for field &

SAP Error Message - Details

• Message type: E = Error

• Message class: GU - FI-SL utilities

• Message number: 656

• Message text: In field movement & & there is a user exit for field &

What causes this issue?

This field movement has a user exit. Since the sender structures have
changed, the exit might not function correctly.

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?

This message is for information purposes. If you are not sure, you
should check your exit routine.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GU656 - In field movement & & there is a user exit for field & ?

  The SAP error message GU656 typically indicates that there is a user exit or enhancement that is preventing a field from being updated or processed correctly during a movement in the system. This error often arises in the context of inventory management or material movements, where certain fields are expected to be populated or modified based on specific business logic defined in user exits.
  Cause:
  
  
  User Exit Logic: The error suggests that there is a user exit (a custom piece of code) that is enforcing certain rules or validations on the field in question. This could be due to:
  
  Custom validations that are not being met.
  Logic that is preventing the field from being updated.
  Missing or incorrect data that the user exit is expecting.
  
  
  
  Field Configuration: The field in question may not be configured correctly in the system, or it may be set to a status that does not allow changes.
  
  
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to make changes to the field, leading to this error.
  
  
  Solution:
  
  
  Check User Exits: Review the user exits or enhancements that are associated with the movement type or transaction you are using. You can do this by:
  
  Using transaction code SE80 or SE37 to look for the specific user exit.
  Analyzing the code to understand what conditions are being checked and why the error is being triggered.
  
  
  
  Debugging: If you have access to debugging tools, you can set breakpoints in the user exit code to see what values are being passed and why the error is occurring.
  
  
  Data Validation: Ensure that all required fields are populated correctly before executing the movement. Check for any missing or incorrect data that might be causing the validation to fail.
  
  
  Authorization Check: Verify that the user has the necessary authorizations to perform the movement and update the field in question.
  
  
  Consult Documentation: If the user exit was developed by a third party or another team, consult the documentation or the developers to understand the intended logic and any specific requirements.
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error message or provide guidance on similar issues.
  
  
  Related Information:
  
  Movement Types: Understand the specific movement type you are working with, as different movement types may have different rules and validations.
  User Exits and Enhancements: Familiarize yourself with the concept of user exits and enhancements in SAP, as they are commonly used to implement custom business logic.
  Transaction Codes: Common transaction codes related to inventory management include MB1A, MB1B, MB1C, and MIGO.
  
  If the issue persists after following these steps, it may be beneficial to engage with your SAP support team or a consultant who specializes in SAP MM (Materials Management) for further assistance.