How To Fix CNV_DMC_RTO_RST_HDL002 - No restart handler class for migration object

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_DMC_RTO_RST_HDL -

• Message number: 002

• Message text: No restart handler class for migration object

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_DMC_RTO_RST_HDL002 - No restart handler class for migration object ?

  The SAP error message CNV_DMC_RTO_RST_HDL002 indicates that there is no restart handler class available for a specific migration object during a data migration process using the SAP Data Migration Cockpit (DMC). This error typically arises when the system is unable to find the necessary class to handle the restart of a migration process that has failed or needs to be resumed.
  Cause:
  
  
  Missing Restart Handler Class: The primary cause of this error is that the migration object you are working with does not have an associated restart handler class defined in the system. This can happen if the migration object is not fully configured or if the necessary components were not included during the setup.
  
  
  Incorrect Configuration: There may be issues with the configuration of the migration object, leading to the system not being able to locate the appropriate restart handler.
  
  
  Version Compatibility: If you are using an older version of the migration object or the DMC, it may not support the restart functionality.
  
  
  Solution:
  
  
  Check Migration Object Configuration: Verify the configuration of the migration object in the DMC. Ensure that all necessary components, including the restart handler class, are properly defined.
  
  
  Implement Restart Handler: If the migration object does not have a restart handler, you may need to implement one. This typically involves creating a custom class that adheres to the required interface for restart handling.
  
  
  Update Migration Object: If you are using an outdated version of the migration object, consider updating it to the latest version that includes the necessary restart handler functionality.
  
  
  Consult Documentation: Refer to the official SAP documentation for the Data Migration Cockpit and the specific migration object you are using. This may provide insights into the required classes and configurations.
  
  
  Contact SAP Support: If you are unable to resolve the issue through the above steps, consider reaching out to SAP Support for assistance. They can provide guidance specific to your system and migration scenario.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide updates related to the migration object.
  Migration Object Documentation: Review the documentation for the specific migration object you are using to understand its requirements and configurations.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can share their solutions.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.