How To Fix DMCLG460 - Instance of class CL_DMC_MT_CONV_OBJECT could not be created

SAP Error Message - Details

• Message type: E = Error

• Message class: DMCLG - DMC Tool Development

• Message number: 460

• Message text: Instance of class CL_DMC_MT_CONV_OBJECT could not be created

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMCLG460 - Instance of class CL_DMC_MT_CONV_OBJECT could not be created ?

  The SAP error message DMCLG460, which states that an instance of the class CL_DMC_MT_CONV_OBJECT could not be created, typically relates to issues in the Data Migration Cockpit (DMC) or the Data Migration process in SAP S/4HANA. This error can occur due to various reasons, including configuration issues, missing authorizations, or problems with the underlying data model.
  Possible Causes:
  
  Missing or Incorrect Configuration: The Data Migration Cockpit may not be properly configured, leading to issues when trying to create instances of required classes.
  Authorization Issues: The user executing the migration may not have the necessary authorizations to create instances of the class.
  System or Environment Issues: There may be issues with the SAP system environment, such as missing components or incorrect versions.
  Data Model Issues: The data being migrated may not conform to the expected structure or may contain invalid entries.
  
  Solutions:
  
  Check Configuration: Ensure that the Data Migration Cockpit is correctly configured. Review the settings and ensure that all necessary components are in place.
  Review Authorizations: Verify that the user has the required authorizations to execute the migration tasks. You may need to consult with your SAP security team to ensure proper roles are assigned.
  Check System Logs: Look into the system logs (transaction SLG1) for more detailed error messages that could provide additional context about the failure.
  Validate Data: Ensure that the data being migrated is valid and conforms to the expected structure. Check for any inconsistencies or errors in the data.
  Update SAP System: Ensure that your SAP system is up to date with the latest patches and updates, as this can resolve known issues with the Data Migration Cockpit.
  Consult SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide guidance on troubleshooting steps.
  
  Related Information:
  
  SAP Documentation: Review the official SAP documentation for the Data Migration Cockpit for guidance on configuration and usage.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed information about the error and the context in which it occurred.
  
  By following these steps, you should be able to identify the root cause of the DMCLG460 error and implement a suitable solution.