How To Fix /IWFND/CM_V4_COS167 - Assignment group '&1' system alias '&2' locked by user '&3'

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/CM_V4_COS -

• Message number: 167

• Message text: Assignment group '&1' system alias '&2' locked by user '&3'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWFND/CM_V4_COS167 - Assignment group '&1' system alias '&2' locked by user '&3' ?

  The SAP error message /IWFND/CM_V4_COS167 indicates that a specific assignment group in the system is locked by a user. This typically occurs in the context of the SAP Gateway or OData services, where certain configurations or resources are being accessed or modified.
  Cause:
  
  User Locking: The assignment group is currently being edited or accessed by another user, which prevents other users from making changes to it.
  Session Timeout: A previous session may not have been properly closed, leaving the assignment group in a locked state.
  System Configuration: There may be a configuration issue or a bug in the system that is causing the lock to persist.
  
  Solution:
  
  Identify the Locking User: Check which user is currently locking the assignment group. This can often be done through transaction codes like SM12 (to view lock entries) or SM21 (to view system logs).
  Release the Lock: If you have the necessary authorizations, you can manually release the lock by deleting the lock entry in SM12. Be cautious when doing this, as it may disrupt the work of the user currently holding the lock.
  Contact the Locking User: If possible, communicate with the user who is holding the lock to see if they can release it themselves.
  Check for Background Jobs: Sometimes, background jobs may hold locks. Check if there are any running jobs that might be causing the lock.
  System Restart: In some cases, a system restart may be necessary to clear persistent locks, but this should be done with caution and typically as a last resort.
  
  Related Information:
  
  Transaction Codes:
  
  SM12: To view and manage lock entries.
  SM21: To check system logs for any related issues.
  SE11: To check the data dictionary for the assignment group and related tables.
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Authorizations: Ensure that users have the appropriate authorizations to access and modify the assignment group.
  
  If the issue persists after trying the above solutions, it may be necessary to consult with your SAP Basis team or SAP support for further assistance.