How To Fix /IWBEP/CM_CP066 - Description of proxy model '&1' version '&2' missing

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_CP -

• Message number: 066

• Message text: Description of proxy model '&1' version '&2' missing

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 /IWBEP/CM_CP066 - Description of proxy model '&1' version '&2' missing ?

  The SAP error message /IWBEP/CM_CP066 indicates that there is a missing description for a proxy model in the SAP Gateway framework. This typically occurs when the system is unable to find the metadata or description for a specific version of a proxy model that is being referenced.
  Cause:
  
  Missing Metadata: The proxy model's metadata might not have been generated or activated properly.
  Version Mismatch: The version of the proxy model being referenced may not exist or may have been deleted.
  Transport Issues: If the proxy model was transported from another system, the transport might not have included all necessary components.
  Configuration Issues: There may be configuration issues in the SAP Gateway or OData service that prevent the model from being recognized.
  
  Solution:
  
  Check Proxy Model: Verify that the proxy model exists in the system. You can do this by navigating to the relevant transaction (e.g., /IWFND/MAINT_SERVICE for OData services) and checking the list of available services.
  Regenerate Metadata: If the proxy model exists but is missing a description, try regenerating the metadata. This can often be done by reactivating the service or the model.
  Check Versions: Ensure that the version of the proxy model you are trying to access is correct and exists in the system. You can check the versions in the service maintenance transaction.
  Transport Check: If the model was transported, ensure that all necessary components were included in the transport request. You may need to re-transport the missing components.
  Activate Service: If the service is not activated, activate it using the transaction /IWFND/MAINT_SERVICE.
  Check Logs: Review the system logs (transaction SLG1) for any additional error messages or warnings that might provide more context about the issue.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Documentation: Refer to the SAP Gateway documentation for more information on proxy models and OData services.
  Community Forums: Consider searching or posting in 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 beneficial to consult with your SAP Basis or development team for further investigation.