How To Fix /IWFND/CM_MGW_RT036 - Model '&1' version '&2' not locked

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/CM_MGW_RT -

• Message number: 036

• Message text: Model '&1' version '&2' not locked

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWFND/CM_MGW_RT036 - Model '&1' version '&2' not locked ?

  The SAP error message /IWFND/CM_MGW_RT036 Model '&1' version '&2' not locked typically occurs in the context of SAP Gateway and OData services. This error indicates that the specified model version is not locked for editing, which is necessary for making changes to the model.
  Cause:
  
  Model Not Locked: The model version you are trying to edit is not locked, which means that another user or process may be currently editing it, or it has not been locked for your session.
  Authorization Issues: The user may not have the necessary authorizations to lock the model.
  Technical Issues: There could be a technical issue with the SAP Gateway or the underlying database that is preventing the lock from being applied.
  
  Solution:
  
  Lock the Model: Ensure that you have the necessary permissions to lock the model. You can do this by navigating to the relevant transaction in the SAP GUI and attempting to lock the model manually.
  Check for Active Sessions: Verify if another user is currently editing the model. If so, you may need to wait until they finish or coordinate with them to unlock it.
  Use Transaction /IWFND/MAINT_SERVICE: Go to the transaction /IWFND/MAINT_SERVICE and check the status of the OData service. You may need to activate or reactivate the service.
  Check Authorizations: Ensure that your user has the necessary authorizations to perform the lock operation. You may need to consult with your SAP security team.
  Restart the SAP Gateway: If the issue persists, consider restarting the SAP Gateway service, as this can sometimes resolve locking issues.
  Check for System Errors: Look into the system logs (transaction SLG1) for any related errors that might provide more context on why the model cannot be locked.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for the error code or related keywords in the SAP Support Portal.
  Documentation: Review the SAP Gateway documentation for more information on model management and locking mechanisms.
  Community Forums: Consider checking SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.