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

WZ246 - Overview

• 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.

WZ246 - Details

• 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