How To Fix WRF_REF124 - &4 Error during conversion of module number in BAdI

WRF_REF124 - Overview

• Message type: E = Error

• Message class: WRF_REF - Messages from References for Materials Without History

• Message number: 124

• Message text: &4 Error during conversion of module number in BAdI

What causes this issue?

The system has created a new reference module number and has called a
BAdI that converts the new number. An error occurred during this
conversion.

System Response

The system cannot create the new reference module.

How to fix this error?

Check your implementation of method CHANGE_ID (BAdI
FRE_MCH_ID_MOD_BADI).

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_REF124 - &4 Error during conversion of module number in BAdI ?

  The SAP error message WRF_REF124 typically indicates an issue related to the conversion of a module number in a Business Add-In (BAdI) implementation. This error can occur in various scenarios, particularly when working with SAP's Retail or Logistics modules.
  
  Cause:
  The error usually arises due to one of the following reasons:
  
  Incorrect Module Number: The module number being processed may not be valid or may not exist in the system.
  Data Inconsistency: There may be inconsistencies in the data being passed to the BAdI, such as missing or incorrect values.
  BAdI Implementation Issues: The BAdI implementation itself may have coding errors or may not be properly activated.
  
  Configuration Issues: There may be configuration settings in the system that are not aligned with the expected values for the BAdI.
  
  
  Solution:
  To resolve the WRF_REF124 error, you can take the following steps:
  
  
  Check Module Number: Verify that the module number being used is correct and exists in the system. You can