How To Fix /IWBEP/CM_V4_MED379 - Non-binding params for functions must be of non-collection primitive type

/IWBEP/CM_V4_MED379 - Overview

• Message type: E = Error

• Message class: /IWBEP/CM_V4_MED -

• Message number: 379

• Message text: Non-binding params for functions must be of non-collection primitive type

Self-Explanatory Message

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/IWBEP/CM_V4_MED379 - Details

• The SAP error message /IWBEP/CM_V4_MED379 indicates that there is an issue with the parameters being passed to a function in an OData service. Specifically, the error states that non-binding parameters for functions must be of a non-collection primitive type. This typically occurs when the function is expecting a single value (a primitive type) but is instead receiving a collection or an unsupported type.
  
  Cause:
  
  Parameter Type Mismatch: The function is defined to accept non-binding parameters, which should be of a primitive type (like String, Int, Boolean, etc.), but the input provided is either a collection (like an array or list) or a complex type.
  OData Service Definition: The OData service might be incorrectly defined, where the parameter types in the service metadata do not match the expected types in the implementation.
  Client Request: The client (e.g., an application or a frontend) might be sending a request with incorrect parameter types.
  
  
  Solution:
  
  Check Function Definition: Review the