How To Fix UPWB138 - Current and new ABAP-00 class to be generated are identical

UPWB138 - Overview

• Message type: E = Error

• Message class: UPWB - Messages for Development Class UPWB

• Message number: 138

• Message text: Current and new ABAP-00 class to be generated are identical

What causes this issue?

If two Web interfaces generate the same ABAP-OO class, then this can
lead to inconsistencies.

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?

For this reason, assign a name to the ABAP-00 class to be generated.

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 UPWB138 - Current and new ABAP-00 class to be generated are identical ?

  The SAP error message UPWB138, which states "Current and new ABAP-00 class to be generated are identical," typically occurs during the process of generating or activating an ABAP class in the SAP system. This error indicates that the system is attempting to generate a new ABAP class that is identical to an existing one, which is unnecessary and leads to this error message.
  
  Cause:
  
  Duplicate Class Definition: The most common cause of this error is that the class you are trying to create or modify already exists with the same name and definition.
  Inconsistent State: There may be inconsistencies in the system where the class definition has not been properly updated or activated.
  Transport Issues: If you are working in a transport environment, there may be issues with the transport requests that have not been properly imported or activated.
  
  
  Solution:
  
  Check Existing Classes: Verify if the class you are trying to create already exists. You can