How To Fix /IWBEP/CM_V4_MED166 - Precision not allowed on parameter '&1' of operation '&2'

/IWBEP/CM_V4_MED166 - Overview

• Message type: E = Error

• Message class: /IWBEP/CM_V4_MED -

• Message number: 166

• Message text: Precision not allowed on parameter '&1' of operation '&2'

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

/IWBEP/CM_V4_MED166 - Details

• The SAP error message /IWBEP/CM_V4_MED166 Precision not allowed on parameter '&1' of operation '&2' typically occurs in the context of OData services when there is an issue with the precision of a parameter defined in the service's metadata. This error is often related to the way that numeric types are defined in the OData service, particularly when the precision and scale of decimal types are not compatible with the expected values.
  
  Cause:
  
  Precision and Scale Mismatch: The error usually arises when a parameter (often a decimal or numeric type) is defined with a precision that is not allowed or is incompatible with the operation being performed. For example, if a parameter is defined with a precision that exceeds the maximum allowed for that type in the OData service.
  Incorrect Metadata Definition: The metadata definition for the OData service may have incorrect specifications for the parameter types, leading to this error when the service