How To Fix B2042 - A conversion matrix already exists for the system &1

B2042 - Overview

• Message type: E = Error

• Message class: B2 - ALE Basis tools messages

• Message number: 042

• Message text: A conversion matrix already exists for the system &1

What causes this issue?

A conversion matrix for the system &V1& has already been defined in the
system. You cannot make a copy.

System Response

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

How to fix this error?

Delete the existing conversion matrix for the system &V1&, then repeat
the copy procedure.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message B2042 - A conversion matrix already exists for the system &1 ?

  The SAP error message B2042, which states "A conversion matrix already exists for the system &1," typically occurs in the context of data conversion or migration processes within SAP systems. This error indicates that there is already a conversion matrix defined for the specified system, which can lead to conflicts or issues when trying to create or modify conversion settings.
  
  Cause:
  
  Existing Conversion Matrix: The primary cause of this error is that a conversion matrix has already been created for the specified system. This can happen if a previous attempt to set up a conversion matrix was not completed or if multiple users are trying to create a matrix simultaneously.
  System Configuration: The system may have been configured in a way that does not allow multiple conversion matrices for the same system.
  Data Migration Process: During data migration or integration processes, if the system detects an existing matrix, it will prevent the creation of