How To Fix CNV_DMC_MC_EXCEPTION164 - Unable to create favorite add on data access object; type not supported

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 164

• Message text: Unable to create favorite add on data access object; type not supported

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_EXCEPTION164 - Unable to create favorite add on data access object; type not supported ?

  The SAP error message CNV_DMC_MC_EXCEPTION164 indicates that there is an issue with creating a favorite add-on data access object, specifically because the type is not supported. This error typically arises in the context of data migration or data conversion processes, particularly when using the SAP Data Migration Cockpit (DMC) or related tools.
  Causes:
  
  Unsupported Data Type: The error often occurs when the data type being used in the migration or conversion process is not supported by the DMC or the specific add-on being utilized.
  Configuration Issues: There may be misconfigurations in the DMC settings or the specific migration project that lead to this error.
  Version Compatibility: The version of the SAP system or the DMC tool may not be compatible with the data types or structures being used.
  Missing Add-ons: Required add-ons or components may not be installed or activated in the SAP system.
  
  Solutions:
  
  Check Data Types: Review the data types being used in your migration project. Ensure that all data types are supported by the DMC and the specific add-on you are using.
  Update Configuration: Verify the configuration settings in the DMC. Make sure that all necessary settings are correctly configured for the migration project.
  Upgrade SAP System: If you are using an older version of SAP or the DMC, consider upgrading to a newer version that supports the required data types.
  Install Required Add-ons: Ensure that all necessary add-ons are installed and activated in your SAP system. Check the documentation for the specific add-on to confirm that it is compatible with your version of SAP.
  Consult Documentation: Refer to the official SAP documentation for the Data Migration Cockpit and the specific add-on you are using. This may provide insights into supported data types and configurations.
  Contact SAP Support: If the issue persists after checking the above points, consider reaching out to SAP Support for further assistance. They may provide specific patches or updates that address the issue.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on supported data types and configurations.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues. They may share their experiences and solutions.
  Documentation: Review the SAP Help Portal for detailed documentation on the Data Migration Cockpit and any related tools or add-ons.
  
  By following these steps, you should be able to identify the cause of the error and implement a suitable solution.