How To Fix /IWBEP/CM_V4_COS042 - Conversion error for property '&1' in complex type '&2'

/IWBEP/CM_V4_COS042 - Overview

• Message type: E = Error

• Message class: /IWBEP/CM_V4_COS -

• Message number: 042

• Message text: Conversion error for property '&1' in complex type '&2'

Self-Explanatory Message

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/IWBEP/CM_V4_COS042 - Details

• The SAP error message /IWBEP/CM_V4_COS042 indicates a conversion error for a property in a complex type when working with OData services in SAP. This error typically arises during the serialization or deserialization process of OData messages, where the system is unable to convert a value to the expected data type for a specific property.
  Causes:
  
  Data Type Mismatch: The value being processed does not match the expected data type defined in the OData service metadata. For example, trying to assign a string to an integer property.
  Null or Empty Values: If a property is defined as non-nullable in the OData model but receives a null or empty value, it can trigger this error.
  Invalid Format: The value may not conform to the expected format (e.g., date formats, decimal separators).
  Incorrect Mapping: There may be an issue with how the data is mapped between the backend and the OData service.
  Complex Types: If the property is part