How To Fix 0K521 - Program & for layout & not the same as callback program &

SAP Error Message - Details

• Message type: E = Error

• Message class: 0K - Messages for "General List Modules"

• Message number: 521

• Message text: Program & for layout & not the same as callback program &

What causes this issue?

The callback program is not the same as the reference program for the
display variant in the IS_VARIANT structure.
This call combination should only be used in justified exceptional
cases.

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?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 0K521 - Program & for layout & not the same as callback program & ?

  The SAP error message 0K521 typically indicates a mismatch between the layout and the callback program in a report or transaction. This error often arises when there is an inconsistency in the configuration of the report layout or when the layout is not properly associated with the program that is supposed to generate it.
  Cause:
  
  Mismatch in Layout and Program: The layout you are trying to use is not correctly linked to the program that is generating the report.
  Changes in Layout: If the layout has been modified or if a new layout has been created without properly linking it to the corresponding program.
  Transport Issues: If the layout was transported from one system to another (e.g., from development to production) and the associated program was not transported or updated accordingly.
  User Authorization: Sometimes, the user may not have the necessary authorizations to access the layout or the program.
  
  Solution:
  
  
  Check Layout Assignment: Verify that the layout is correctly assigned to the program. You can do this by checking the layout settings in the SAP GUI.
  
  Go to the transaction where the report is executed.
  Check the layout settings and ensure that the correct layout is selected.
  
  
  
  Recreate or Adjust Layout: If the layout is corrupted or incorrectly configured, consider recreating it or adjusting the settings to ensure it matches the callback program.
  
  
  Transport Check: If the issue arose after a transport, ensure that both the layout and the program have been transported correctly. You may need to re-transport the layout or program if they are out of sync.
  
  
  User Authorizations: Ensure that the user has the necessary authorizations to access both the layout and the program. You may need to consult with your SAP security team to verify this.
  
  
  Debugging: If you have access to debugging tools, you can debug the program to see where the mismatch occurs. This may provide insights into what is causing the error.
  
  
  Consult Documentation: Check SAP Notes or documentation related to the specific transaction or report you are working with. There may be known issues or patches available.
  
  
  Related Information:
  
  SAP Notes: Search for SAP Notes related to error message 0K521 in the SAP Support Portal. There may be specific fixes or recommendations provided by SAP.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE38 (ABAP Editor) or SE80 (Object Navigator) to check the program and layout configurations.
  Community Forums: Consider checking SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to your SAP support team for further assistance.