How To Fix CNV_20306_CHECK024 - No source provided for target &1; mapping is not complete

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20306_CHECK - Message Class for package CNV_20306_CHECK

• Message number: 024

• Message text: No source provided for target &1; mapping is not complete

What causes this issue?

The provided mapping is incomplete. A mapping line contains a target
value (&V1&), but not a source value.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

You have to complete the mapping by providing the requested field values
or by deleting the relevant line.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20306_CHECK024 - No source provided for target &1; mapping is not complete ?

  The SAP error message CNV_20306_CHECK024 indicates that there is an issue with the data mapping in a conversion or migration process. Specifically, it means that no source data has been provided for a target field, which results in an incomplete mapping. This error typically occurs during data migration projects, especially when using SAP's data migration tools or conversion programs.
  Cause:
  
  Incomplete Mapping Configuration: The mapping between source and target fields has not been fully defined. This can happen if the source field is missing or not correctly linked to the target field.
  Missing Source Data: The source data that is supposed to populate the target field is either missing or not available in the expected format.
  Incorrect Configuration: There may be an error in the configuration settings of the migration tool or program, leading to the target field not being mapped correctly to any source field.
  
  Solution:
  
  
  Check Mapping Configuration:
  
  Review the mapping configuration in the migration tool. Ensure that all target fields have corresponding source fields defined.
  If a target field is supposed to be populated from a source field, make sure that the source field is correctly specified.
  
  
  
  Verify Source Data:
  
  Ensure that the source data is available and correctly formatted. Check if the data extraction process has been completed successfully and that the data is accessible.
  If the source data is in a different format or structure, consider transforming it to match the expected format.
  
  
  
  Update Migration Settings:
  
  If you are using a specific migration tool (like SAP S/4HANA Migration Cockpit or SAP Data Services), check the settings and configurations to ensure they are correct.
  Make sure that all necessary parameters are set and that there are no typos or misconfigurations.
  
  
  
  Consult Documentation:
  
  Refer to the official SAP documentation for the specific migration tool you are using. There may be additional guidelines or troubleshooting steps provided for this error.
  
  
  
  Testing:
  
  After making the necessary adjustments, run a test migration to see if the error persists. This can help confirm that the changes made have resolved the issue.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Community Forums: SAP Community and other forums can be valuable resources for finding similar issues faced by other users and the solutions they implemented.
  SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  By following these steps, you should be able to identify and resolve the cause of the CNV_20306_CHECK024 error in your SAP environment.