How To Fix /IWBEP/CM_V4_MED162 - Precision/scale value not allowed on parameter '&1' of operation '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_V4_MED -

• Message number: 162

• Message text: Precision/scale value 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.

Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/CM_V4_MED162 - Precision/scale value not allowed on parameter '&1' of operation '&2' ?

  The SAP error message /IWBEP/CM_V4_MED162 Precision/scale value not allowed on parameter '&1' of operation '&2' typically occurs in the context of OData services when there is a mismatch in the precision and scale values defined for a parameter in the service's metadata.
  Cause:
  
  
  Precision and Scale Mismatch: The error indicates that the precision and scale values defined for a parameter in the OData service are not valid. This can happen if:
  
  The precision is set too high for the data type.
  The scale is greater than the precision.
  The parameter is defined in a way that does not conform to the expected standards for the data type.
  
  
  
  Data Type Issues: The data type of the parameter may not support the specified precision and scale. For example, if a parameter is defined as a Decimal type but the precision and scale values are not appropriate for that type.
  
  
  Service Metadata: The issue may arise from the service metadata not being correctly defined or updated, leading to inconsistencies between the service definition and the actual implementation.
  
  
  Solution:
  
  
  Check Parameter Definition: Review the parameter definition in the OData service. Ensure that the precision and scale values are appropriate for the data type being used. For example:
  
  For a Decimal type, ensure that the scale is less than or equal to the precision.
  For String types, precision should be defined according to the maximum length allowed.
  
  
  
  Update Service Metadata: If changes are made to the parameter definitions, ensure that the service metadata is updated. This can often be done by regenerating the service or refreshing the metadata in the SAP Gateway.
  
  
  Test with Valid Values: If the error occurs during testing, ensure that the values being passed to the parameter conform to the defined precision and scale. Use valid test data that adheres to the constraints.
  
  
  Check for SAP Notes: Sometimes, specific issues may be documented in SAP Notes. Check the SAP Support Portal for any relevant notes that may address this error.
  
  
  Debugging: If the issue persists, consider debugging the OData service to trace where the error is being triggered. This can provide insights into the specific parameter causing the issue.
  
  
  Related Information:
  
  OData Services: Understanding how OData services work in SAP and the importance of correctly defining data types, precision, and scale.
  SAP Gateway: Familiarity with the SAP Gateway framework and how it handles OData services can be beneficial.
  Data Types in ABAP: Knowledge of ABAP data types and their characteristics, especially regarding numeric types, can help in defining parameters correctly.
  
  By following these steps, you should be able to resolve the error and ensure that your OData service operates correctly.