How To Fix EHPRC_CPM_BOMBOS029 - Material &1 is locked for bill of material transfer; BOM not generated

SAP Error Message - Details

• Message type: E = Error

• Message class: EHPRC_CPM_BOMBOS - Messages for BOMBOS Interface

• Message number: 029

• Message text: Material &1 is locked for bill of material transfer; BOM not generated

What causes this issue?

In the corresponding specification &V2&, the <LS>Locked for BOMBOS</>
checkbox in the revision information is selected.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EHPRC_CPM_BOMBOS029 - Material &1 is locked for bill of material transfer; BOM not generated ?

  The SAP error message EHPRC_CPM_BOMBOS029 indicates that a material is locked for bill of material (BOM) transfer, which prevents the generation of the BOM for that material. This can occur in various scenarios, particularly when multiple users or processes are trying to access or modify the same material data simultaneously.
  Cause:
  
  Material Locking: The material is currently being edited or processed by another user or transaction, which locks it for BOM transfer.
  Transaction in Progress: A transaction that involves the material is still in progress, preventing any changes or updates to the BOM.
  System Configuration: There may be specific configurations or settings in the system that enforce locking mechanisms for BOM transfers.
  
  Solution:
  
  Check for Locks: Use transaction code SM12 to check for any existing locks on the material. If you find a lock, identify the user or process that is holding the lock.
  Wait for Release: If another user is working on the material, you may need to wait until they complete their transaction and release the lock.
  Terminate Lock: If you determine that the lock is no longer valid (e.g., the user has logged off unexpectedly), you can delete the lock entry in SM12. However, this should be done with caution and typically requires appropriate authorizations.
  Review Processes: Ensure that your processes for creating or modifying BOMs are not overlapping in a way that causes frequent locking issues. Consider implementing better coordination among users.
  Check for Background Jobs: Sometimes, background jobs may be running that could lock the material. Check transaction SM37 for any relevant jobs.
  Consult Documentation: Review SAP documentation or consult with your SAP Basis or functional team for any specific configurations that might be causing the locking behavior.
  
  Related Information:
  
  Transaction Codes:
  
  SM12: To view and manage locks.
  SM37: To check background jobs.
  CS01/CS02/CS03: To create, change, or display BOMs.
  
  
  User Authorizations: Ensure that users have the necessary authorizations to create or modify BOMs without causing locks.
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide additional guidance on handling this error.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to your SAP support team for further assistance.