How To Fix CCMM500 - BOM for equipment &1 with usage &2 is locked by user &3

SAP Error Message - Details

• Message type: E = Error

• Message class: CCMM - Message Class for A&D CCM

• Message number: 500

• Message text: BOM for equipment &1 with usage &2 is locked by user &3

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CCMM500 - BOM for equipment &1 with usage &2 is locked by user &3 ?

  The SAP error message CCMM500 indicates that a Bill of Materials (BOM) for a specific piece of equipment is locked by a user. This typically occurs when a user is currently editing or has opened the BOM in a transaction, preventing other users from making changes to it simultaneously.
  Cause:
  
  User Lock: The BOM is currently being edited by another user, which locks the BOM for other users.
  Session Timeout: A user may have left a session open, causing the BOM to remain locked even if they are no longer actively working on it.
  System Error: Occasionally, system errors or crashes can lead to locks that do not release properly.
  
  Solution:
  
  Wait and Retry: If the lock is temporary, waiting for the user to finish their work and release the lock may be the simplest solution.
  Identify the Locking User: You can use transaction code SM12 to view the list of locks in the system. Here, you can identify the user who has locked the BOM.
  Contact the Locking User: If possible, reach out to the user who has the BOM locked and ask them to release it.
  Release the Lock: If the locking user is unavailable or the lock seems to be stuck, a system administrator can manually release the lock using transaction code SM12. However, this should be done with caution to avoid data inconsistency.
  Check for Background Jobs: Sometimes, background jobs may hold locks. Check if any jobs are running that might be causing the lock.
  
  Related Information:
  
  Transaction Codes:
  
  CC01: Create BOM
  CC02: Change BOM
  CC03: Display BOM
  SM12: Display and manage locks
  
  
  User Management: Ensure that users are trained to properly close sessions and release locks when they are done working on BOMs.
  System Monitoring: Regularly monitor system performance and user sessions to prevent excessive locking issues.
  
  If the problem persists or if you encounter frequent locking issues, it may be beneficial to review user access and permissions or consider implementing a more robust process for managing BOMs.