How To Fix /SAPAPO/OM_ERROR2202 - The same item GUID should be modified in parallel

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/OM_ERROR2 -

• Message number: 202

• Message text: The same item GUID should be modified in parallel

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OM_ERROR2202 - The same item GUID should be modified in parallel ?

  The SAP error message /SAPAPO/OM_ERROR2202 indicates that there is an issue with modifying the same item GUID (Globally Unique Identifier) in parallel. This typically occurs in the context of SAP Advanced Planning and Optimization (APO) when multiple processes or users attempt to change the same object simultaneously, leading to a conflict.
  Cause:
  
  Concurrent Modifications: The most common cause of this error is that two or more users or processes are trying to modify the same item at the same time. This can happen in scenarios where multiple sessions are open, or when batch jobs are running that affect the same data.
  Locking Mechanism: SAP uses a locking mechanism to prevent data inconsistencies. When one user locks an item for editing, other users are prevented from making changes until the lock is released.
  System Performance: In some cases, system performance issues can lead to delays in releasing locks, causing other processes to encounter this error.
  
  Solution:
  
  Check for Concurrent Sessions: Ensure that no other users or processes are trying to modify the same item. You can check transaction SM12 to see if there are any active locks on the item GUID in question.
  Wait and Retry: If you encounter this error, wait for a moment and then try to perform the operation again. This allows any existing locks to be released.
  Review Batch Jobs: If batch jobs are running that modify the same data, consider scheduling them at different times to avoid conflicts.
  Use Transaction SM21: Check the system log for any related messages that might provide additional context about the error.
  Increase Lock Timeout: If this is a frequent issue, consider discussing with your SAP Basis team about increasing the lock timeout settings, although this should be done with caution as it can lead to other issues.
  Consult SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide patches or updates that could resolve underlying issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (to view locks), SM21 (to view system logs), and ST22 (to check for dumps) for troubleshooting.
  SAP Support: If the issue persists, consider reaching out to SAP Support with detailed information about the error, including the context in which it occurs, to get more tailored assistance.
  Documentation: Review SAP documentation related to APO and locking mechanisms to better understand how to manage concurrent modifications.
  
  By following these steps, you should be able to resolve the error and prevent it from occurring in the future.