How To Fix /SAPAPO/OM_SYNC055 - Characteristic has different values in liveCache and the database

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/OM_SYNC -

• Message number: 055

• Message text: Characteristic has different values in liveCache and the database

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OM_SYNC055 - Characteristic has different values in liveCache and the database ?

  The SAP error message /SAPAPO/OM_SYNC055 indicates that there is a discrepancy between the values of a characteristic in the liveCache and the database. This situation typically arises in the context of SAP Advanced Planning and Optimization (APO) when the data in the liveCache (used for real-time processing) does not match the data stored in the database.
  Cause:
  
  
  Data Inconsistency: The most common cause of this error is that the data in the liveCache has not been synchronized with the database. This can happen due to various reasons, such as:
  
  Incomplete or failed data transfer processes.
  Manual changes made directly in the database without updating the liveCache.
  System crashes or interruptions during data updates.
  
  
  
  Configuration Issues: Incorrect configuration settings in the APO system can also lead to inconsistencies between the liveCache and the database.
  
  
  Transport Issues: If changes were transported from one system to another (e.g., from development to production), and the transport did not include all necessary data updates, this could lead to discrepancies.
  
  
  Solution:
  To resolve the /SAPAPO/OM_SYNC055 error, you can follow these steps:
  
  
  Consistency Check: Use the transaction /SAPAPO/OM_CHECK to perform a consistency check between the liveCache and the database. This transaction can help identify the specific characteristics that are causing the issue.
  
  
  Re-Synchronize Data: If inconsistencies are found, you may need to re-synchronize the data. This can typically be done using the following transactions:
  
  /SAPAPO/OM_RELOAD: This transaction reloads the data from the database into the liveCache.
  /SAPAPO/OM_SYNC: This transaction can be used to synchronize the data between the liveCache and the database.
  
  
  
  Check for Background Jobs: Ensure that any background jobs responsible for updating the liveCache are running correctly and have not failed.
  
  
  Review Change Logs: Check the change logs to see if there were any recent changes made to the characteristics that could have led to the inconsistency.
  
  
  Consult SAP Notes: Look for relevant SAP Notes that may address this specific error or provide additional troubleshooting steps. SAP Notes can provide patches or updates that may resolve underlying issues.
  
  
  System Restart: In some cases, a system restart may help clear temporary inconsistencies, but this should be done with caution and typically as a last resort.
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for APO for more detailed information on managing liveCache and database synchronization.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if it impacts critical business processes.
  
  By following these steps, you should be able to identify and resolve the inconsistency causing the /SAPAPO/OM_SYNC055 error.