How To Fix WZ244 - Transaction and module pool exist already

WZ244 - Overview

• Message type: E = Error

• Message class: WZ - Workflow: Model objects

• Message number: 244

• Message text: Transaction and module pool exist already

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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WZ244 - Details

• Certainly! Here's a detailed explanation for the SAP error message WZ244: Transaction and module pool exist already:
  
  Error Message
  WZ244: Transaction and module pool exist already
  
  Cause
  This error occurs when you try to create a new transaction code (t-code) in SAP that is already linked to an existing module pool program. In SAP, a transaction code is linked to a module pool program (a special type of ABAP program used for dialog programming). If you attempt to create a transaction code with the same name or link it to a module pool program that is already assigned to another transaction, the system raises this error.
  In other words:
  
  The transaction code you are trying to create or assign already exists.
  Or the module pool program you want to assign to the transaction code is already assigned to another transaction code.
  
  
  When does it typically occur?
  
  When creating a new transaction code via SE93 (Transaction Maintenance).
  When trying to assign