How To Fix /PMG/GE_MMP_MESSAGE010 - Reversal not possible, active Child MPs exist under this Parent MP

SAP Error Message - Details

• Message type: E = Error

• Message class: /PMG/GE_MMP_MESSAGE -

• Message number: 010

• Message text: Reversal not possible, active Child MPs exist under this Parent MP

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /PMG/GE_MMP_MESSAGE010 - Reversal not possible, active Child MPs exist under this Parent MP ?

  The SAP error message /PMG/GE_MMP_MESSAGE010 indicates that a reversal operation cannot be performed because there are active Child Maintenance Plans (MPs) associated with the Parent Maintenance Plan (MP) you are trying to reverse. This typically occurs in the context of maintenance management within SAP, particularly when dealing with maintenance plans and their scheduling.
  Cause:
  
  
  Active Child Maintenance Plans: The primary cause of this error is that there are one or more active Child Maintenance Plans linked to the Parent Maintenance Plan. The system prevents the reversal of the Parent MP to maintain data integrity and ensure that all related Child MPs are properly managed.
  
  
  Dependencies: The system enforces dependencies between Parent and Child MPs to ensure that all scheduled activities and maintenance tasks are accounted for and that reversing the Parent MP would not leave orphaned or incomplete Child MPs.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Active Child MPs: Identify the active Child Maintenance Plans associated with the Parent MP. You can do this by navigating to the maintenance plan details in SAP and checking for any linked Child MPs.
  
  
  Deactivate or Complete Child MPs: If you find active Child MPs, you will need to either:
  
  Deactivate them if they are no longer needed.
  Complete or finalize any outstanding tasks or activities associated with the Child MPs.
  
  
  
  Reattempt Reversal: Once all active Child MPs are either deactivated or completed, you can attempt to reverse the Parent MP again.
  
  
  Consult Documentation: If you are unsure about the process or the implications of deactivating or completing Child MPs, consult your organization's SAP documentation or reach out to your SAP support team for guidance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as IP01 (Create Maintenance Plan), IP02 (Change Maintenance Plan), and IP03 (Display Maintenance Plan) to manage maintenance plans effectively.
  SAP Notes: Check for any SAP Notes related to this error message for additional insights or patches that may address specific issues.
  User Roles and Permissions: Ensure that you have the necessary permissions to make changes to maintenance plans, as restrictions may prevent you from deactivating or completing Child MPs.
  
  By following these steps, you should be able to resolve the error and successfully manage your maintenance plans in SAP.