How To Fix /IWPGW/TGW_TCM_MSG005 - Return parameter expected to be a table type

/IWPGW/TGW_TCM_MSG005 - Overview

• Message type: E = Error

• Message class: /IWPGW/TGW_TCM_MSG -

• Message number: 005

• Message text: Return parameter expected to be a table type

Self-Explanatory Message

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/IWPGW/TGW_TCM_MSG005 - Details

• The SAP error message /IWPGW/TGW_TCM_MSG005 Return parameter expected to be a table type typically occurs in the context of SAP Gateway services, particularly when dealing with OData services. This error indicates that the return parameter of a function module or method is expected to be of a table type, but it is not being provided as such.
  
  Cause:
  
  Incorrect Return Type: The function module or method is defined to return a table type, but the implementation is returning a different type (e.g., a single value or a structure).
  Service Definition Issues: The OData service definition may not match the expected return type defined in the backend.
  Data Mapping Errors: There may be issues in the data mapping between the backend and the OData service, leading to incorrect data types being returned.
  
  
  Solution:
  
  
  Check Function Module/Method Definition: Verify the definition of the function module or method being called. Ensure that the return parameter is defined as a