How To Fix MU053 - The BOM for material &1 is locked by &2

SAP Error Message - Details

• Message type: E = Error

• Message class: MU - Maintenance of structured materials

• Message number: 053

• Message text: The BOM for material &1 is locked by &2

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message MU053 - The BOM for material &1 is locked by &2 ?

  The SAP error message MU053 indicates that the Bill of Materials (BOM) for a specific material is currently locked by another user or process. This can happen during various operations, such as when trying to create, change, or display a BOM.
  Cause:
  
  User Lock: Another user is currently editing the BOM for the specified material.
  System Lock: A background job or process is accessing the BOM, preventing other users from making changes.
  Transaction Lock: The BOM might be locked due to an incomplete transaction or an error in a previous operation.
  
  Solution:
  
  Wait and Retry: If another user is editing the BOM, you may need to wait until they finish and release the lock. You can check with your colleagues to see if they are working on the BOM.
  Check Lock Entries: Use transaction code SM12 to check for lock entries. You can look for locks on the specific material and see which user or process is holding the lock.
  
  If you find a lock that seems to be unnecessary (e.g., a user who has left the session open), you may have the option to delete the lock entry, but this should be done with caution and typically requires appropriate authorizations.
  
  
  Check Background Jobs: Use transaction code SM37 to check if there are any background jobs that might be accessing the BOM. If a job is running, you may need to wait for it to complete.
  Contact Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or system administrator for assistance.
  
  Related Information:
  
  Transaction Codes:
  
  SM12: To view and manage lock entries.
  SM37: To monitor background jobs.
  
  
  User Communication: If you suspect another user is causing the lock, communicate with them to coordinate access to the BOM.
  Documentation: Refer to SAP documentation or help resources for more details on BOM management and locking mechanisms.
  
  By following these steps, you should be able to identify the cause of the lock and take appropriate action to resolve the MU053 error.