How To Fix MPE_PLAN_ENG_SNPSHT042 - Revision with successful auxiliary data prep. for same DIR already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: MPE_PLAN_ENG_SNPSHT - Message class for Engineering Snapshots

• Message number: 042

• Message text: Revision with successful auxiliary data prep. for same DIR already exists

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MPE_PLAN_ENG_SNPSHT042 - Revision with successful auxiliary data prep. for same DIR already exists ?

  The SAP error message MPE_PLAN_ENG_SNPSHT042 typically indicates that there is an issue related to the planning engine, specifically when trying to create or revise a snapshot for a planning object. The message suggests that a revision with successful auxiliary data preparation for the same Data Integration Repository (DIR) already exists.
  Cause:
  
  Duplicate Revision: The error occurs because the system has detected that a revision for the same planning object and DIR already exists. This can happen if a previous planning run was completed successfully, and another attempt is made to create a revision without first clearing or managing the existing one.
  Data Locking: There may be a locking issue where the data is still being processed or is locked by another user or process.
  Configuration Issues: There could be configuration settings in the planning engine that are not set up correctly, leading to conflicts when trying to create a new revision.
  
  Solution:
  
  Check Existing Revisions: Review the existing revisions in the planning engine for the specific DIR. If a revision already exists, you may need to either use that revision or delete it if it is no longer needed.
  Clear Locks: If there are locks on the data, ensure that they are cleared. You can check for locks using transaction codes like SM12 (for lock entries) and SM21 (for system log).
  Delete or Archive Old Revisions: If the existing revision is no longer needed, consider deleting or archiving it to free up space for new revisions.
  Review Configuration: Check the configuration settings for the planning engine to ensure that they are set up correctly and that there are no conflicts.
  Consult Documentation: Refer to SAP documentation or notes related to the planning engine and the specific error message for additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  SM12: To check for and manage lock entries.
  SM21: To view system logs for any related errors or warnings.
  MPO1: To manage planning objects.
  
  
  SAP Notes: Search for SAP Notes related to the error message or the planning engine for any patches or updates that may resolve the issue.
  Support: If the issue persists, consider reaching out to SAP support for further assistance, providing them with the error message and any relevant logs or details about the situation.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.