How To Fix CNV_DMC_MC066 - &1 '&2' is invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_DMC_MC - Migration Object Modeler

• Message number: 066

• Message text: &1 '&2' is invalid

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 CNV_DMC_MC066 - &1 '&2' is invalid ?

  The SAP error message CNV_DMC_MC066 typically indicates that there is an issue with the data migration process, specifically related to the Data Migration Cockpit (DMC) in SAP. The message format suggests that it is related to an invalid entry or configuration in the migration process.
  Cause:
  
  Invalid Data: The error often arises when the data being migrated does not meet the expected format or constraints defined in the target system.
  Configuration Issues: There may be a misconfiguration in the migration settings or mapping that leads to invalid entries.
  Missing Master Data: The error can occur if the migration process references master data that does not exist in the target system.
  Incorrect Mapping: If the source and target fields are not correctly mapped, it can lead to invalid data being processed.
  
  Solution:
  
  Check Data Validity: Review the data being migrated to ensure it adheres to the required formats and constraints. Validate that all necessary fields are populated correctly.
  Review Configuration: Go through the migration configuration settings to ensure that they are set up correctly. This includes checking the mapping of fields between the source and target systems.
  Verify Master Data: Ensure that all required master data exists in the target system before running the migration. If any master data is missing, it should be created or imported first.
  Adjust Mapping: If there are discrepancies in the mapping, adjust the mappings in the DMC to ensure that the source data aligns correctly with the target fields.
  Consult Logs: Check the migration logs for more detailed error messages that can provide additional context on what specifically is invalid.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the official SAP documentation for the Data Migration Cockpit for best practices and guidelines on data migration.
  Community Forums: Engage with SAP community forums or support channels where other users may have encountered similar issues and can offer insights or solutions.
  
  If the issue persists after following these steps, it may be beneficial to reach out to SAP support for further assistance.