How To Fix MC365 - Generated function groups for lock objects cannot be changed

SAP Error Message - Details

• Message type: E = Error

• Message class: MC - Aggregate: views, matchcodes, lock objects

• Message number: 365

• Message text: Generated function groups for lock objects cannot be changed

What causes this issue?

You wanted to change a function group which should only contain
generated ENQUEUE and DEQUEUE function modules.

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?

Changes in lock function modules can cause serious consequences. Do not
change the generated function modules.
If errors occurred in the function group or if other function modules
were incorrectly included in this function group, the user 'DDIC' can
correct the function group.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MC365 - Generated function groups for lock objects cannot be changed ?

  The SAP error message MC365, which states "Generated function groups for lock objects cannot be changed," typically occurs when there is an attempt to modify a generated function group associated with lock objects in the SAP system. This error is often encountered during the development or modification of lock objects in the ABAP Dictionary.
  Cause:
  
  Lock Object Modification: The error usually arises when a developer tries to change a lock object that has already been generated. Lock objects are used to manage concurrent access to database records, and once they are generated, their associated function groups are locked for changes.
  Transport Issues: If there are transport requests that are not properly released or if there are inconsistencies in the transport system, it may lead to this error.
  Development Environment: The error can also occur if the developer is working in a development environment where the lock object is being used or referenced by other objects.
  
  Solution:
  
  Check Lock Object Status: Ensure that the lock object you are trying to modify is not currently in use. You can check the status of the lock object in transaction SE11 (Data Dictionary) or SE80 (Object Navigator).
  Delete and Recreate: If you need to make changes to a lock object, you may need to delete the existing lock object and recreate it. However, be cautious with this approach as it may affect existing functionality.
  Regenerate Function Groups: If you have made changes to the lock object, you may need to regenerate the associated function groups. This can be done by using transaction SE11 or SE80 and selecting the option to regenerate.
  Transport Management: Ensure that all transport requests related to the lock object are properly released and that there are no inconsistencies in the transport system.
  Consult Documentation: Refer to SAP documentation or notes related to lock objects and function groups for any specific guidelines or updates.
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE80 (Object Navigator), SE37 (Function Modules).
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  ABAP Development Guidelines: Familiarize yourself with best practices for managing lock objects and function groups in ABAP development.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or ABAP development team for further assistance.