How To Fix RMXMTRF023 - Error while creating an instance of class &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RMXMTRF - RMXM-TRF: Messages for Master Recipe Transformation

• Message number: 023

• Message text: Error while creating an instance of class &1

What causes this issue?

The program tried to create an instance of class &V1& for the object
category &V2& of the transformation group &V3&. An error occurred.
Possible causes of the error:
This ABAP class does not exist in the system. If you are
transforming a general recipe to a master recipe, and the general recipe
is in an external system, compare the Customizing settings for the
transformation group &V3& in
<zk>ABAP Class Assignment</> view in your logon system
and in the target system of the general recipe.
or
This ABAP class does not implement the interface
IF_RMXM_ROM_OBJECT, which is necessary in order to create the object in
the recipe model.

System Response

The object is not copied to the recipe model.

How to fix this error?

Ensure that the ABAP class &V1& exists and implements the interface
IF_RMXM_ROM_OBJECT.

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 RMXMTRF023 - Error while creating an instance of class &1 ?

  The SAP error message RMXMTRF023, which states "Error while creating an instance of class &1," typically occurs in the context of SAP's data transfer processes, particularly when working with the SAP Master Data Governance (MDG) or similar applications that involve class instantiation.
  Cause:
  
  Class Not Found: The specified class (&1) may not exist in the system or may not be properly activated.
  Authorization Issues: The user may not have the necessary authorizations to instantiate the class.
  Incorrect Configuration: There may be issues with the configuration of the class or its dependencies.
  Transport Issues: If the class was recently transported from another system, it may not have been transported correctly.
  Runtime Errors: There could be runtime errors in the class implementation that prevent it from being instantiated.
  
  Solution:
  
  Check Class Existence: Verify that the class specified in the error message exists in the system. You can do this by using transaction SE24 (Class Builder) to search for the class.
  Activate the Class: If the class exists but is not activated, activate it in SE24.
  Review Authorizations: Ensure that the user has the necessary authorizations to access and instantiate the class. This may involve checking roles and profiles assigned to the user.
  Check Configuration: Review the configuration settings related to the class and ensure that all dependencies are correctly set up.
  Debugging: If the issue persists, consider debugging the process to identify any runtime errors or exceptions that may be occurring during the instantiation of the class.
  Transport Check: If the class was recently transported, check the transport logs for any errors and ensure that all necessary objects were included in the transport.
  Consult Documentation: Refer to SAP documentation or notes related to the specific class or functionality to see if there are known issues or additional configuration steps required.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to the specific class or error message. You can search for RMXMTRF023 in the SAP Support Portal.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE24 (Class Builder), SE80 (Object Navigator), and ST22 (Dump Analysis) for further investigation.
  Community Forums: Consider checking SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.