How To Fix /IWBEP/CM_V4_MED121 - Precision/scale value settings not allowed on return of operation '&1'

/IWBEP/CM_V4_MED121 - Overview

• Message type: E = Error

• Message class: /IWBEP/CM_V4_MED -

• Message number: 121

• Message text: Precision/scale value settings not allowed on return of operation '&1'

Self-Explanatory Message

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/IWBEP/CM_V4_MED121 - Details

• The SAP error message /IWBEP/CM_V4_MED121 Precision/scale value settings not allowed on return of operation '&1' typically occurs in the context of OData services when there is an issue with the precision and scale settings of a numeric field in the response of an OData operation. This error is related to the way that the OData service is configured to handle numeric data types.
  
  Cause:
  
  Precision and Scale Mismatch: The error usually arises when the precision and scale settings defined in the data model do not match the values being returned by the operation. For example, if a field is defined to have a precision of 10 and a scale of 2, but the returned value exceeds this definition, the error will occur.
  Data Type Definition: The data type of the field in the backend (ABAP) might not be compatible with the expected OData type, leading to issues when the OData service tries to