How To Fix M2552 - Number assignment for library blocked by user &

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 552

• Message text: Number assignment for library blocked by user &

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message M2552 - Number assignment for library blocked by user & ?

  The SAP error message M2552, which states "Number assignment for library blocked by user &," typically occurs when there is an issue with the number range assignment for a specific library in the Material Management (MM) module. This error indicates that the number range for the specified library is currently blocked by a user, preventing any new entries from being created.
  Cause:
  
  User Lock: A user has locked the number range for the library, which can happen if they are currently using it or if there was an error during a previous transaction.
  Configuration Issues: The number range configuration may not be set up correctly, or it may have been intentionally blocked for maintenance or other reasons.
  Authorization Issues: The user may not have the necessary authorizations to access or modify the number range.
  
  Solution:
  
  
  Check User Locks:
  
  Use transaction code SU01 to check if the user who has locked the number range can be identified. If the user is known, you can contact them to release the lock.
  Alternatively, you can use transaction code SM12 to view and delete any user locks that may be causing the issue.
  
  
  
  Review Number Range Configuration:
  
  Go to transaction code SNRO to check the number range object associated with the library. Ensure that the number range is not set to "Blocked" and that it is properly configured.
  If necessary, you can adjust the number range settings to unblock it.
  
  
  
  Check Authorizations:
  
  Ensure that the user encountering the error has the necessary authorizations to access and use the number range. This can be checked in transaction code PFCG or by consulting with your SAP security team.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. They may provide insights specific to your system configuration.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SU01: User Maintenance
  SM12: Display and Delete Locks
  SNRO: Number Range Objects
  PFCG: Role Maintenance
  
  
  
  Documentation: Refer to SAP Help documentation for more details on number range management and troubleshooting.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  By following these steps, you should be able to resolve the M2552 error and restore normal functionality to the number assignment for the library in question.