How To Fix /SAPAPO/MC01_CONS020 - An error occurred when adjusting the planning areas in the liveCache

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/MC01_CONS -

• Message number: 020

• Message text: An error occurred when adjusting the planning areas in the liveCache

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/MC01_CONS020 - An error occurred when adjusting the planning areas in the liveCache ?

  The SAP error message /SAPAPO/MC01_CONS020 indicates that there was an issue when adjusting the planning areas in the liveCache. This error typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there are inconsistencies or problems with the data in the liveCache, which is a database used for storing planning data.
  Causes:
  
  Data Inconsistencies: There may be inconsistencies in the data that is being processed, such as missing or incorrect entries in the planning area.
  LiveCache Issues: The liveCache itself may be experiencing issues, such as being locked, corrupted, or not properly configured.
  Configuration Errors: Incorrect configuration settings in the planning area or the liveCache can lead to this error.
  Memory Issues: Insufficient memory allocation for the liveCache can also cause this error.
  Version Mismatch: There may be a version mismatch between the SAP system and the liveCache.
  
  Solutions:
  
  Check Data Consistency: Use transaction /SAPAPO/MC01 to check the consistency of the planning area. You can run consistency checks and correct any inconsistencies found.
  Restart LiveCache: If the liveCache is locked or experiencing issues, restarting it may resolve the problem. This can be done through the SAP GUI or by using the appropriate commands in the database.
  Review Configuration: Ensure that the planning area and liveCache configurations are correct. Check for any recent changes that may have led to the issue.
  Monitor Memory Usage: Check the memory allocation for the liveCache and increase it if necessary. This can be done through the SAP Basis team.
  Check Logs: Review the system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that can resolve the issue.
  Consult SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/MC01 for planning area adjustments and /SAPAPO/MC02 for planning area maintenance.
  LiveCache Administration: Understanding how to administer and monitor liveCache can be beneficial. This includes knowing how to perform backups, restore operations, and monitor performance.
  Documentation: Refer to the official SAP documentation for APO and liveCache for detailed information on configuration and troubleshooting.
  
  By following these steps, you should be able to identify and resolve the issue related to the error message /SAPAPO/MC01_CONS020.