How To Fix AY065 - Field group &3 is modified in field selection string &1 &2- System error

SAP Error Message - Details

• Message type: E = Error

• Message class: AY - Deprec. simulation - maint. module (AIPS) /gen. master data

• Message number: 065

• Message text: Field group &3 is modified in field selection string &1 &2- System error

What causes this issue?

The field group &V3& already exists in modified form for the screen
layout rule &V1& &V2&, although this should not be the case. This
is an internal system error message.

System Response

This is a purely internal system message, which should never
appear.

How to fix this error?

Contact your system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AY065 - Field group &3 is modified in field selection string &1 &2- System error ?

  The SAP error message AY065 indicates that there is an issue with the field selection string in the system. Specifically, it suggests that a field group is being modified in a way that is not allowed, which can lead to inconsistencies or errors in the data processing.
  Cause:
  
  Field Selection String Configuration: The error typically arises when there is a conflict in the configuration of field selection strings. This can happen if a field group is being modified while it is still in use or if there are inconsistencies in the field selection settings.
  Custom Development: If there are custom developments or enhancements that modify field selection strings, they may not be properly aligned with the standard SAP configurations.
  Data Consistency Issues: The error can also occur if there are data consistency issues in the database or if the system is trying to access a field that has been marked as inactive or is not available in the current context.
  
  Solution:
  
  Check Field Selection Configuration: Review the field selection strings in the configuration settings. Ensure that the field groups are correctly defined and that there are no conflicts or inconsistencies.
  Review Custom Code: If there are any custom developments, check the code to ensure that it is not inadvertently modifying field selection strings inappropriately. Make sure that any modifications are compliant with SAP standards.
  Data Consistency Check: Perform a data consistency check to ensure that all relevant data is intact and that there are no missing or corrupted entries in the database.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve the issue.
  Consult Documentation: Review the SAP documentation related to field selection strings and field groups to ensure that you are following best practices.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE11 (Data Dictionary) or SE80 (Object Navigator) to investigate the field selection strings and field groups.
  SAP Community: Consider reaching out to the SAP Community forums for additional insights or similar experiences from other users.
  Support: If the issue persists, consider reaching out to SAP Support for further assistance, providing them with the error details and any relevant configuration settings.
  
  By following these steps, you should be able to identify the root cause of the AY065 error and implement a solution to resolve it.