How To Fix /IWBEP/SBOD426 - Complex Type '&1&2&3' is not mapped to any ABAP structure

/IWBEP/SBOD426 - Overview

• Message type: E = Error

• Message class: /IWBEP/SBOD -

• Message number: 426

• Message text: Complex Type '&1&2&3' is not mapped to any ABAP structure

Self-Explanatory Message

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/IWBEP/SBOD426 - Details

• The SAP error message /IWBEP/SBOD426 Complex Type '&1&2&3' is not mapped to any ABAP structure typically occurs in the context of SAP Gateway and OData services. This error indicates that there is a complex type defined in your OData service that does not have a corresponding ABAP structure mapped to it. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Missing Mapping: The complex type defined in the OData service is not mapped to any ABAP structure in the backend system.
  Incorrect Configuration: There may be a misconfiguration in the service definition or the data model.
  Changes in Data Model: If the underlying data model has changed (e.g., fields added or removed), the mapping may no longer be valid.
  Transport Issues: If the OData service was transported from one system to another, the corresponding ABAP structures may not have been transported correctly.
  
  
  Solution:
  
  
  Check OData Service Definition:
  
  Go to the SAP Gateway Service Builder (transaction