How To Fix RTCMMD045 - Hierarchy node & is blocked by user &

SAP Error Message - Details

• Message type: E = Error

• Message class: RTCMMD - Article Hierarchy

• Message number: 045

• Message text: Hierarchy node & is blocked by user &

What causes this issue?

The hierarchy node is blocked by another user. Only one user can change
a hierarchy node in the material hierarchy at the same time.

System Response

INCLUDE ISR_STOP

How to fix this error?

Ask the user who is currently processing the hierarchy node to release
the node.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RTCMMD045 - Hierarchy node & is blocked by user & ?

  The SAP error message RTCMMD045 indicates that a hierarchy node is blocked by a user. This typically occurs in the context of SAP Master Data Governance (MDG) or when working with hierarchical data structures in SAP systems. The error message suggests that the node you are trying to access or modify is currently locked or blocked by another user, preventing you from performing the desired action.
  Cause:
  
  User Lock: The hierarchy node is locked by another user who is currently editing or has made changes to it.
  Transaction In Progress: A transaction involving the hierarchy node is still in progress, which can lead to temporary locks.
  System Configuration: There may be specific configurations or settings in the system that enforce locking mechanisms on hierarchy nodes.
  
  Solution:
  
  
  Check User Locks:
  
  Use transaction code SM12 to check for user locks. Look for the user who has locked the hierarchy node and determine if they are still active.
  If the user is no longer working on the node, you may need to delete the lock entry (if you have the necessary authorizations).
  
  
  
  Wait for Release:
  
  If the lock is legitimate and the user is still working on the node, you may need to wait until they finish their work and release the lock.
  
  
  
  Communicate with the User:
  
  If you can identify the user who has locked the node, reach out to them to understand their progress and whether they can release the lock.
  
  
  
  Check for Background Jobs:
  
  Sometimes, background jobs may also lock nodes. Use transaction SM37 to check for any background jobs that might be running and holding locks on the hierarchy node.
  
  
  
  Review Configuration:
  
  If this issue occurs frequently, review the configuration settings related to hierarchy management in your SAP system to ensure they align with your business processes.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: To view and manage user locks.
  SM37: To check for background jobs.
  SE11: To view the data dictionary and understand the structure of the hierarchy.
  
  
  
  Documentation: Refer to SAP Help documentation for Master Data Governance or the specific module you are working with for more details on hierarchy management and locking mechanisms.
  
  
  Support: If the issue persists and you cannot resolve it, consider reaching out to your SAP support team or consulting SAP Notes for any known issues related to this error message.
  
  
  By following these steps, you should be able to identify the cause of the RTCMMD045 error and take appropriate action to resolve it.