How To Fix MQ142 - Deactivation of program &1 not reversible

SAP Error Message - Details

• Message type: E = Error

• Message class: MQ - Messages for Euro Changeover Package

• Message number: 142

• Message text: Deactivation of program &1 not reversible

What causes this issue?

Program &v1& was marked with asterisks. An overflow occurred during
this process and the corresponding source code was lost.

System Response

Program &v1& cannot be fully returned to its original form by removing
the comment character "*".

How to fix this error?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MQ142 - Deactivation of program &1 not reversible ?

  The SAP error message MQ142 "Deactivation of program &1 not reversible" typically occurs when there is an attempt to reactivate a program that has been deactivated in the SAP system. This message indicates that the deactivation process for the specified program cannot be undone, which can happen for various reasons.
  Cause:
  
  Program Deactivation: The program has been deactivated in the system, and the deactivation process is irreversible. This can happen if the program was intentionally deactivated by a user or as part of a system maintenance process.
  Transport Issues: If the program was part of a transport request that was not properly imported or was deleted, it may lead to this error.
  Development Environment: In some cases, this error can occur in a development environment where the program was deactivated and not properly managed.
  
  Solution:
  
  Check Program Status: Verify the status of the program in the SAP system. You can do this by navigating to the relevant transaction (e.g., SE80 or SE38) and checking if the program is indeed deactivated.
  Recreate the Program: If the program cannot be reactivated, you may need to recreate it. This involves copying the code from a backup or from the original source if available.
  Transport Request: If the program was part of a transport request, ensure that the transport is correctly imported into the target system. You may need to re-import the transport request.
  Consult Documentation: Review any documentation or change logs related to the program to understand why it was deactivated and if there are any specific instructions for reactivation.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP support for assistance. They may provide insights specific to your system configuration.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like SE80 (Object Navigator) or SE38 (ABAP Editor) to manage and check the status of programs.
  Change Logs: Check the change logs (transaction SCDO) to see if there were any recent changes made to the program that could have led to its deactivation.
  SAP Notes: Look for relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  
  By following these steps, you should be able to address the MQ142 error and understand the implications of program deactivation in your SAP environment.