Message type: E = Error
Message class:  /IWBEP/SBUIOD -  
Message number: 035
Message text: Enter Complex Type name
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The SAP error message /IWBEP/SBUIOD035 Enter Complex Type name typically occurs in the context of SAP Gateway or SAP Fiori applications when there is an issue related to the definition or usage of complex types in OData services. This error indicates that a complex type name is expected but not provided or is incorrectly specified.
Cause: Missing Complex Type Definition: The complex type that is being referenced in the OData service is not defined in the service metadata. Incorrect Configuration: There may be a misconfiguration in the OData service or the associated data model. User Input Error: The user may not have entered a complex type name where it is required, or the input may be invalid. Service Activation Issues: The OData service may not be properly activated or may have errors in its implementation.
Solution: Check Complex Type Definitions: Ensure that the complex type you are trying to use is defined in the OData service. You can
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