How To Fix /IWBEP/CM_V4_MED120 - Precision/scale value combination invalid for return of operation '&1'

/IWBEP/CM_V4_MED120 - Overview

• Message type: E = Error

• Message class: /IWBEP/CM_V4_MED -

• Message number: 120

• Message text: Precision/scale value combination invalid for return of operation '&1'

Self-Explanatory Message

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/IWBEP/CM_V4_MED120 - Details

• The SAP error message /IWBEP/CM_V4_MED120 typically indicates an issue with the precision and scale values of a numeric field in an OData service. This error occurs when the data being returned from an operation does not conform to the expected precision and scale defined in the OData service metadata.
  
  Cause:
  
  Precision and Scale Mismatch: The numeric value being returned has a precision (total number of digits) or scale (number of digits to the right of the decimal point) that exceeds what is defined in the OData service metadata.
  Data Type Issues: The data type of the field in the backend system may not match the expected data type in the OData service.
  Incorrect Mapping: There may be incorrect mapping between the backend data model and the OData service definition.
  
  
  Solution:
  
  Check Metadata: Review the OData service metadata (usually accessible via the service URL with $metadata appended) to understand the expected precision and scale for the fields