How To Fix CNV_DMC_MC_EXCEPTION216 - No display handler found

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_DMC_MC_EXCEPTION - Exception texts of Migration Object Modeller

• Message number: 216

• Message text: No display handler found

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_DMC_MC_EXCEPTION216 - No display handler found ?

  The SAP error message CNV_DMC_MC_EXCEPTION216: No display handler found typically occurs in the context of data migration or conversion processes, particularly when using the SAP Data Migration Cockpit (DMC) or similar tools. This error indicates that the system is unable to find a suitable display handler for the data being processed, which can hinder the migration or conversion process.
  Causes:
  
  Missing or Incomplete Configuration: The display handler for the specific data object may not be configured correctly or is missing entirely.
  Custom Development: If there are custom display handlers that are not properly registered or have errors, this can lead to the issue.
  Version Compatibility: The error may arise if there are compatibility issues between the DMC version and the data objects being processed.
  Transport Issues: If the necessary transport requests containing the display handler have not been imported into the system, this can lead to the error.
  
  Solutions:
  
  Check Configuration: Ensure that the display handler for the relevant data object is correctly configured in the system. This may involve checking the settings in the DMC or related configuration areas.
  Review Custom Code: If there are custom display handlers, review the code for any errors or issues. Ensure that they are properly registered in the system.
  Update or Patch: Make sure that your SAP system is up to date with the latest patches and updates. Sometimes, bugs in earlier versions can lead to such errors.
  Transport Requests: Verify that all necessary transport requests have been imported into the system. If any are missing, import them and check if the error persists.
  Consult Documentation: Refer to the official SAP documentation for the Data Migration Cockpit or the specific migration tool you are using. There may be specific notes or guidelines related to this error.
  SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for assistance. They may have additional insights or patches available.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the Data Migration Cockpit and the specific error message. SAP frequently updates their knowledge base with solutions to common issues.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues. They can provide insights or workarounds that have worked for them.
  Logs and Traces: Review system logs and traces to gather more information about the error context. This can help in diagnosing the root cause.
  
  By following these steps, you should be able to identify the cause of the error and implement a suitable solution.