How To Fix WZ246 - Transaction and module pool cannot be deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: WZ - Workflow: Model objects

• Message number: 246

• Message text: Transaction and module pool cannot be deleted

What causes this issue?

Transaction and module pool not created with this program. Therefore,
transaction and module pool cannot be deleted.

How to fix this error?

Delete transaction and module pool from the <DS:TRAN.SE80>development
environment</>.

Error message extract from SAP system. Copyright SAP SE.

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• What is the cause and solution for SAP error message WZ246 - Transaction and module pool cannot be deleted ?

  SAP Error Message:
  
  WZ246 - Transaction and module pool cannot be deleted
  
  Cause:
  This error occurs when you attempt to delete a transaction code (t-code) that is linked to a module pool program. In SAP, a transaction code that calls a module pool program (a special type of ABAP program used for dialog programming) cannot be deleted directly if it is still assigned or active. The system prevents deletion to avoid inconsistencies or orphaned references.
  
  Explanation:
  
  A module pool program is a program type used for dialog programming (screen-based applications).
  A transaction code is linked to a module pool program to start the dialog.
  If the transaction code is still assigned to the module pool program or is referenced in the system, SAP does not allow deletion.
  This ensures that the dialog program is not left without a valid entry point.
  
  
  Solution:
  To delete the transaction code and the module pool program, follow these steps:
  
  
  Check if the transaction code is assigned to a module pool program:
  
  Use transaction SE93 to display the transaction code.
  Verify the program name assigned to the transaction.
  
  
  
  Remove or change the assignment:
  
  If you want to delete the transaction, first remove or change the assignment of the transaction code to the module pool program.
  You may need to delete or adjust any references to this transaction code in the system.
  
  
  
  Delete the transaction code:
  
  After removing the assignment, try deleting the transaction code again via SE93.
  
  
  
  Delete the module pool program:
  
  Once the transaction code is deleted, you can delete the module pool program via SE38 or SE80.
  Make sure no other transactions or programs reference this module pool program.
  
  
  
  Check for dependencies:
  
  Use tools like Where-Used List (SE80 or SE38) to find any references to the transaction or module pool program.
  Remove or adjust these references before deletion.
  
  
  
  
  Additional Information:
  
  Transaction code deletion restrictions: SAP restricts deletion of transaction codes that are in use or linked to programs to maintain system integrity.
  Module pool programs: These are special ABAP programs with screens (dynpros) and require a transaction code to be executed.
  Transport requests: Deletions should be done carefully and transported properly in a multi-system landscape.
  Authorization: Ensure you have the necessary authorizations to delete transactions and programs.
  
  
  Summary:
  
  Cause: Transaction code is linked to a module pool program and cannot be deleted directly.
  Solution: Remove the assignment of the transaction code to the module pool program, delete the transaction code, then delete the module pool program after ensuring no dependencies exist.
  Related transactions: SE93 (transaction maintenance), SE38/SE80 (program maintenance).
  
  
  If you need further assistance, please provide the exact transaction code or program name you are trying to delete.