How To Fix CL_SADL_GW_MDE_MSG034 - Annotation & does not exists.

SAP Error Message - Details

• Message type: E = Error

• Message class: CL_SADL_GW_MDE_MSG -

• Message number: 034

• Message text: Annotation & does not exists.

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CL_SADL_GW_MDE_MSG034 - Annotation & does not exists. ?

  The SAP error message CL_SADL_GW_MDE_MSG034 typically indicates that there is an issue with the annotations in the OData service or the metadata definition. This error usually occurs when the system is unable to find a specific annotation that is expected in the service definition.
  Cause:
  
  Missing Annotations: The error suggests that the required annotation is not defined in the metadata of the OData service.
  Incorrect Configuration: There may be a misconfiguration in the service or the underlying data model.
  Transport Issues: If the service was recently transported from one system to another, the annotations may not have been included or properly activated.
  Version Mismatch: There could be a mismatch between the versions of the service and the client consuming it.
  
  Solution:
  
  Check Metadata: Verify the metadata of the OData service to ensure that the required annotations are present. You can do this by accessing the service's metadata URL (usually something like /sap/opu/odata/sap/<service_name>/$metadata).
  Update Annotations: If the annotations are missing, you may need to update the service definition in the relevant ABAP class or data model to include the necessary annotations.
  Activate Service: Ensure that the OData service is properly activated in the SAP Gateway Service Builder (transaction code /IWFND/MAINT_SERVICE).
  Check Transport Requests: If the service was transported, check the transport requests to ensure that all necessary objects, including annotations, were included.
  Debugging: If you have access to the backend, you can debug the OData service to see where the error is being triggered and gather more context about the missing annotation.
  Consult Documentation: Refer to SAP documentation or notes related to the specific OData service you are using for any known issues or additional configuration steps.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to the specific OData service or the error message.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found.
  OData Service Documentation: Review the documentation for the specific OData service to understand the expected annotations and their purposes.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.