How To Fix M2593 - Updating generation locked

SAP Error Message - Details

• Message type: E = Error

• Message class: M2 - LIS: Generating and updating info structures

• Message number: 593

• Message text: Updating generation locked

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message M2593 - Updating generation locked ?

  The SAP error message M2593 "Updating generation locked" typically occurs in the context of Material Management (MM) or Production Planning (PP) modules when there is an attempt to update a material master record or related data that is currently locked for changes. This locking mechanism is in place to prevent data inconsistencies during concurrent updates.
  Cause:
  
  
  Locking Mechanism: The material master or related data is locked for editing by another user or process. This can happen if:
  
  Another user is currently editing the same record.
  A background job is running that is updating the same data.
  The system is in the process of a batch job that locks the data for consistency.
  
  
  
  Transaction in Progress: If a transaction is not completed properly, it may leave the data in a locked state.
  
  
  Database Lock: Sometimes, database locks can occur due to long-running transactions or deadlocks.
  
  
  Solution:
  
  
  Check for Active Sessions: Use transaction code SM12 to check for any active locks on the material master record. If you find a lock that is no longer needed, you can delete it (if you have the necessary authorizations).
  
  
  Wait and Retry: If another user is editing the record, you may need to wait until they finish and then try your update again.
  
  
  Check Background Jobs: Use transaction code SM37 to check if there are any background jobs that might be locking the data. If a job is running longer than expected, you may need to investigate it.
  
  
  Transaction Completion: Ensure that any previous transactions that might have caused the lock are completed properly. If a transaction was interrupted, it may need to be rolled back.
  
  
  System Restart: In some cases, if the locks are persistent and cannot be resolved, a system restart may be necessary, but this should be done with caution and typically as a last resort.
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: To view and manage locks.
  SM37: To monitor background jobs.
  MM02: To change material master data (where the error may occur).
  
  
  
  User Authorizations: Ensure that you have the necessary authorizations to view and delete locks.
  
  
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error message, as there may be known issues or fixes provided by SAP.
  
  
  Documentation: Review SAP documentation for material master data management to understand the locking mechanisms and best practices for avoiding such issues.
  
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or SAP support for further assistance.