How To Fix /IWBEP/CM_MGW_RT074 - Lock vocabulary annotation '&1' version '&2' failed

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_MGW_RT -

• Message number: 074

• Message text: Lock vocabulary annotation '&1' version '&2' failed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/CM_MGW_RT074 - Lock vocabulary annotation '&1' version '&2' failed ?

  The SAP error message /IWBEP/CM_MGW_RT074 Lock vocabulary annotation '&1' version '&2' failed typically occurs in the context of SAP Gateway and OData services. This error indicates that there was a failure in locking a vocabulary annotation, which is necessary for managing the versioning and consistency of the annotations used in OData services.
  Causes:
  
  Concurrency Issues: The error may arise if multiple processes are trying to lock the same vocabulary annotation simultaneously, leading to a conflict.
  Database Locking: There might be a database lock on the annotation that prevents the current process from acquiring the lock.
  Configuration Issues: Incorrect configuration of the OData service or the underlying data model can lead to locking issues.
  System Performance: High load on the system or performance issues can also lead to timeouts or failures in acquiring locks.
  
  Solutions:
  
  Retry the Operation: If the error is due to a temporary lock, retrying the operation after a short delay may resolve the issue.
  Check for Active Sessions: Use transaction codes like SM12 (to check for locks) and SM21 (to check system logs) to identify if there are any active sessions holding locks on the annotation.
  Review OData Service Configuration: Ensure that the OData service and its annotations are correctly configured. Check for any inconsistencies in the service definition.
  Database Performance: Monitor the database performance and check for any long-running transactions that might be causing locks.
  System Restart: In some cases, a system restart may help clear any lingering locks or issues.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SE80 (Object Navigator), SE11 (Data Dictionary), and SE37 (Function Module) to investigate the underlying components of the OData service.
  SAP Gateway Logs: Review the logs in the SAP Gateway to get more context about the error. You can use transaction code /IWFND/ERROR_LOG to view error logs related to OData services.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis team or open a support ticket with SAP for further assistance.