How To Fix /UI2/CDM3_EXP105 - Correct schema errors to complete the exposure.

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI2/CDM3_EXP -

• Message number: 105

• Message text: Correct schema errors to complete the exposure.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /UI2/CDM3_EXP105 - Correct schema errors to complete the exposure. ?

  The SAP error message /UI2/CDM3_EXP105 Correct schema errors to complete the exposure typically occurs in the context of SAP Fiori applications when there are issues with the data model or the exposure of the OData service. This error indicates that there are schema errors in the data model that need to be resolved before the exposure can be completed.
  Causes:
  
  Schema Definition Issues: There may be inconsistencies or errors in the schema definition of the OData service. This could include missing fields, incorrect data types, or invalid relationships between entities.
  Model Annotations: Annotations in the data model might be incorrectly defined or missing, leading to schema validation errors.
  Service Registration Problems: The OData service might not be properly registered or activated in the SAP Gateway.
  Versioning Issues: If there are multiple versions of the OData service, conflicts may arise that lead to schema errors.
  Transport Issues: If the changes were transported from one system to another, there might be inconsistencies in the transport.
  
  Solutions:
  
  Check the Data Model: Review the data model definition in the SAP Gateway Service Builder (transaction code SEGW) to ensure that all entities, properties, and relationships are correctly defined.
  Validate Annotations: Ensure that all necessary annotations are present and correctly defined in the data model.
  Re-register the Service: If the service is not properly registered, you can try to re-register it using transaction code /IWFND/MAINT_SERVICE.
  Check for Transport Issues: If the service was transported, ensure that all dependent objects were also transported correctly.
  Use the SAP Gateway Client: Test the OData service using the SAP Gateway Client (transaction code /IWFND/GW_CLIENT) to see if you can identify specific issues with the service.
  Debugging: If you have access to the backend, you can debug the service to identify where the schema validation is failing.
  Consult SAP Notes: Check for any relevant SAP Notes that might address known issues related to this error message.
  
  Related Information:
  
  Transaction Codes:
  
  SEGW: Service Builder for OData services.
  /IWFND/MAINT_SERVICE: Manage OData services.
  /IWFND/GW_CLIENT: Test OData services.
  
  
  Documentation: Refer to the SAP Help Portal for documentation on OData services and Fiori application development.
  SAP Community: Engage with the SAP Community for discussions and solutions related to similar issues.
  
  By following these steps, you should be able to identify and resolve the schema errors causing the /UI2/CDM3_EXP105 error message.