How To Fix /IWBEP/SBOD034 - Property '&1&2&3' must not define a complex type recursively

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/SBOD -

• Message number: 034

• Message text: Property '&1&2&3' must not define a complex type recursively

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/SBOD034 - Property '&1&2&3' must not define a complex type recursively ?

  The SAP error message /IWBEP/SBOD034 indicates that there is an issue with the definition of a property in an OData service. Specifically, the error states that a property is defined with a complex type that recursively references itself, which is not allowed in OData service definitions.
  Cause:
  The error typically arises from one of the following scenarios:
  
  Recursive Definition: A complex type is defined in such a way that it references itself directly or indirectly. For example, if a complex type A contains a property of type A, it creates a recursive structure.
  Incorrect Metadata: The metadata definition for the OData service may have been incorrectly configured, leading to a recursive reference.
  Modeling Error: There may be a modeling error in the way the data structure is designed, leading to unintended recursive relationships.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Review the Complex Type Definition:
  
  Check the definition of the complex type mentioned in the error message. Ensure that it does not reference itself directly or indirectly.
  If a recursive structure is necessary, consider redesigning the data model to avoid direct self-references.
  
  
  
  Modify the Data Model:
  
  If the complex type needs to represent hierarchical data, consider using a different approach, such as using a separate entity type for the child elements instead of a recursive complex type.
  
  
  
  Update the OData Service:
  
  After making changes to the complex type definition, regenerate the OData service metadata and ensure that the changes are reflected correctly.
  
  
  
  Test the Changes:
  
  After making the necessary adjustments, test the OData service to ensure that the error no longer occurs and that the service behaves as expected.
  
  
  
  Related Information:
  
  OData Specification: Familiarize yourself with the OData specification regarding complex types and their definitions to understand the limitations and best practices.
  SAP Documentation: Refer to SAP's official documentation for OData services and the specific error message for additional context and troubleshooting steps.
  Community Forums: If the issue persists, consider reaching out to SAP community forums or support channels for assistance from other developers who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the cause of the /IWBEP/SBOD034 error in your SAP OData service.