How To Fix /IWBEP/CM_V4_RUNTIME140 - Target parameter '&1' must be primitive collection

/IWBEP/CM_V4_RUNTIME140 - Overview

• Message type: E = Error

• Message class: /IWBEP/CM_V4_RUNTIME -

• Message number: 140

• Message text: Target parameter '&1' must be primitive collection

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/CM_V4_RUNTIME140 - Target parameter '&1' must be primitive collection ?

  The SAP error message /IWBEP/CM_V4_RUNTIME140 indicates that there is an issue with the data type of a target parameter in an OData service. Specifically, the error message states that the target parameter must be a "primitive collection," which means that the parameter is expected to be a collection of primitive data types (like strings, integers, etc.) rather than a complex type or a single value.
  
  Cause:
  
  
  Incorrect Data Type: The parameter being passed to the OData service is not of the expected primitive collection type. This could happen if:
  
  The parameter is defined as a complex type in the OData service.
  The client is sending a single value instead of an array or collection.
  The parameter is incorrectly mapped in the service definition.
  
  
  
  Service Definition Issues: The OData service might have been incorrectly defined in the service metadata, leading to mismatches between the expected and actual data types.
  
  
  Client-Side Issues: The client application (e.g., an SAP Fiori