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

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_MGW_RT -

• Message number: 036

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

Self-Explanatory Message

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Smart SAP Assistant

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

  The SAP error message /IWBEP/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 certain operations, such as modifying or activating the model.
  Cause:
  
  
  Model Not Locked: The model version you are trying to work with is not locked, meaning that it is available for other users or processes to modify. This can happen if:
  
  The model was not properly locked before an operation was attempted.
  Another user or process has the model open for editing.
  There was a failure in the locking mechanism.
  
  
  
  System Configuration: There may be issues with the system configuration or settings that prevent the model from being locked.
  
  
  Solution:
  
  
  Lock the Model: Ensure that the model is locked before performing the operation. You can do this by:
  
  Navigating to the relevant transaction in SAP (e.g., /IWBEP/REG_MODEL for model registration).
  Manually locking the model version if you have the necessary permissions.
  
  
  
  Check for Active Sessions: Verify if another user or session is currently editing the model. If so, you may need to wait until they finish or coordinate with them to release the lock.
  
  
  Use Transaction Codes: Use transaction codes like /IWBEP/REG_MODEL to check the status of the model and see if it is locked or not.
  
  
  System Restart: In some cases, a system restart or a refresh of the relevant services may resolve locking issues.
  
  
  Check Authorization: Ensure that you have the necessary authorizations to lock and edit the model. If not, contact your system administrator.
  
  
  Consult SAP Notes: Check for any relevant SAP Notes or documentation that may provide additional insights or patches related to this error.
  
  
  Related Information:
  
  SAP Gateway: This error is related to the SAP Gateway framework, which is used for building OData services.
  Model Versioning: Understanding how model versions work in SAP Gateway can help in managing and troubleshooting issues related to model locking.
  Transaction Codes: Familiarize yourself with relevant transaction codes for managing OData services and models, such as /IWBEP/REG_MODEL, /IWBEP/IF_MGW_RT, etc.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.