How To Fix CNV_DMC_MC_EXCEPTION224 - Cannot assign &1 view; view does not exist

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 224

• Message text: Cannot assign &1 view; view does not exist

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_EXCEPTION224 - Cannot assign &1 view; view does not exist ?

  The SAP error message CNV_DMC_MC_EXCEPTION224 with the description "Cannot assign &1 view; view does not exist" 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 trying to reference a view that is not available or does not exist in the database.
  Causes:
  
  Missing View: The specified view that the system is trying to access has not been created or is missing from the database.
  Incorrect Configuration: The configuration settings may be pointing to an incorrect or outdated view.
  Transport Issues: If the view was recently transported from another system, it may not have been successfully imported.
  Authorization Issues: The user executing the operation may not have the necessary authorizations to access the view.
  Database Issues: There may be underlying database issues that prevent the view from being recognized.
  
  Solutions:
  
  
  Check View Existence: Verify that the view specified in the error message actually exists in the database. You can do this by checking the relevant database schema or using transaction codes like SE11 (Data Dictionary) to look for the view.
  
  
  Recreate the View: If the view is missing, you may need to recreate it. This could involve running a specific migration or setup script that creates the necessary views.
  
  
  Review Configuration: Check the configuration settings in the DMC or related tools to ensure that they are pointing to the correct views. Update any incorrect references.
  
  
  Check Transport Logs: If the view was supposed to be transported from another system, check the transport logs for any errors or issues during the transport process.
  
  
  User Authorizations: Ensure that the user executing the migration has the necessary authorizations to access the view. You may need to consult with your security team to verify and adjust user roles.
  
  
  Database Health Check: Perform a health check on the database to ensure that there are no underlying issues affecting the visibility of the view.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the Data Migration Cockpit and the specific error message for any patches or updates that may address the issue.
  Documentation: Review the official SAP documentation for the Data Migration Cockpit to ensure that all prerequisites and configurations are correctly set up.
  Community Forums: Consider searching or posting in SAP community forums or SAP support channels for additional insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to engage SAP support for further assistance.