How To Fix /IWBEP/CM_V4_RUNTIME145 - Target operation return is not primitive

/IWBEP/CM_V4_RUNTIME145 - Overview

• Message type: E = Error

• Message class: /IWBEP/CM_V4_RUNTIME -

• Message number: 145

• Message text: Target operation return is not primitive

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/CM_V4_RUNTIME145 - Target operation return is not primitive ?

  The SAP error message /IWBEP/CM_V4_RUNTIME145 Target operation return is not primitive typically occurs in the context of SAP Gateway and OData services. This error indicates that the return type of an operation (such as a function import or an action) is not a primitive type, which is expected by the OData service.
  
  Cause:
  
  Non-Primitive Return Type: The operation is defined to return a complex type or an entity type instead of a primitive type (like string, integer, etc.). OData services expect certain operations to return primitive types, especially when they are defined as function imports.
  Service Definition Issues: There may be a mismatch between the service definition in the OData metadata and the actual implementation of the service.
  Incorrect Annotations: The annotations in the service definition might not be correctly set, leading to confusion about the expected return type.
  
  
  Solution:
  
  
  Check the Operation Definition: Review the definition of the operation in the OData service. Ensure that