How To Fix /IWBEP/CM_V4_MED243 - Parameter '&1' on action '&2' is not complex type based

/IWBEP/CM_V4_MED243 - Overview

• Message type: E = Error

• Message class: /IWBEP/CM_V4_MED -

• Message number: 243

• Message text: Parameter '&1' on action '&2' is not complex type based

Self-Explanatory Message

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/IWBEP/CM_V4_MED243 - Details

• The SAP error message /IWBEP/CM_V4_MED243 indicates that there is an issue with the parameters being used in an OData service. Specifically, the error states that a parameter (denoted as &1) on a specified action (denoted as &2) is not of a complex type, which is required for the operation to proceed.
  
  Cause:
  
  Parameter Type Mismatch: The action you are trying to execute expects a parameter of a complex type, but the parameter provided is either a primitive type (like string, integer, etc.) or is not defined correctly in the OData service.
  Service Definition Issues: The OData service might not be correctly defined in the backend, leading to the system not recognizing the parameter as a complex type.
  Model Configuration: The data model used in the OData service may not be configured properly, leading to the mismatch in expected types.
  
  
  Solution:
  
  Check Parameter Definition: Review the definition of the action in the OData service. Ensure that the