How To Fix /IWBEP/SBOD154 - Complex Type '&1&2&3' must define at least one property

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/SBOD -

• Message number: 154

• Message text: Complex Type '&1&2&3' must define at least one property

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/SBOD154 - Complex Type '&1&2&3' must define at least one property ?

  The SAP error message /IWBEP/SBOD154 indicates that a complex type in your OData service definition is missing at least one property. This error typically arises when you are defining a complex type in your OData service but have not specified any properties for it.
  Cause:
  
  Empty Complex Type: The complex type is defined without any properties, which is not allowed in OData services.
  Incorrect Metadata Definition: There might be an issue in the metadata definition where the complex type is declared but not properly populated with properties.
  Modeling Error: There could be a modeling error in the way the complex type is structured in the service.
  
  Solution:
  To resolve this error, you need to ensure that the complex type in question has at least one property defined. Here are the steps to do that:
  
  
  Check the Definition: Go to the definition of the complex type in your OData service. This can usually be found in the service's metadata or in the data model definition.
  
  
  Add Properties: If the complex type is indeed empty, add at least one property to it. A property typically consists of a name and a data type (e.g., string, integer, etc.).
  Example:
  define type ZMyComplexType {
      string Property1;
      int Property2;
  }
  
  
  Regenerate the Service: After making changes to the complex type, regenerate the OData service to ensure that the changes are reflected in the service metadata.
  
  
  Test the Service: Once the service is regenerated, test it to ensure that the error is resolved and that the complex type behaves as expected.
  
  
  Related Information:
  
  OData Specification: Familiarize yourself with the OData specification regarding complex types to understand the requirements and constraints.
  SAP Gateway: If you are using SAP Gateway, refer to the documentation for creating and managing OData services, as it provides guidelines on defining complex types and their properties.
  Debugging: If the error persists, consider debugging the service to trace where the complex type is being defined and ensure that it is being populated correctly.
  
  By following these steps, you should be able to resolve the error and successfully define your complex type in the OData service.