How To Fix N2M154 - Unknown value &4 returned by method &1

N2M154 - Overview

• Message type: E = Error

• Message class: N2M - Global Trade: Item Category Management

• Message number: 154

• Message text: Unknown value &4 returned by method &1

What causes this issue?

Method &V1& of BAdI &V2& returned unknown value &V4& in result
parameter &V3&.

System Response

The system is unable to react appropriately to the unknown value. It
therefore stops processing.

How to fix this error?

INCLUDE ISR_VERWALTUNG

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

N2M154 - Details

• The SAP error message N2M154, which states "Unknown value &4 returned by method &1," typically indicates that a method in the SAP system is returning a value that is not recognized or expected. This can occur in various contexts, such as when working with business objects, BAPIs, or other methods in the SAP environment.
  
  Cause:
  
  Invalid Input Parameters: The method may be receiving input parameters that are not valid or are outside the expected range.
  Data Inconsistency: There may be inconsistencies in the data being processed, leading to unexpected return values.
  
  Configuration Issues: The method may rely on certain configurations that are not set up correctly in the system.
  Custom Code: If the method is part of a custom development, there may be bugs or logical errors in the code.
  Version Mismatch: If there are multiple versions of the software or components, there may be compatibility issues.
  
  
  Solution:
  
  Check Input Parameters: Review the input parameters being passed to