How To Fix CNV_CMIS_M_10021 - Source logical system names are different; see long text

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_CMIS_M_10 - Message class for Migration

• Message number: 021

• Message text: Source logical system names are different; see long text

&V2&&CAUSE&
The source logical system name that is contained in the mapping table is
&V1&. The RFC source logical system name is &V2&.

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?

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_CMIS_M_10021 - Source logical system names are different; see long text ?

  The SAP error message CNV_CMIS_M_10021 indicates that there is a mismatch in the source logical system names during a data migration or conversion process. This error typically arises in the context of SAP's data migration tools, such as the SAP S/4HANA Migration Cockpit or other conversion tools.
  Cause:
  The error occurs when the logical system names defined in the source system do not match the expected logical system names in the target system. This can happen due to:
  
  Configuration Issues: The logical system names may not be correctly configured in the source or target systems.
  Data Mapping Errors: There may be discrepancies in the mapping of logical systems between the source and target systems.
  Multiple Source Systems: If data is being pulled from multiple source systems, inconsistencies in naming conventions can lead to this error.
  
  Solution:
  To resolve the CNV_CMIS_M_10021 error, you can follow these steps:
  
  
  Check Logical System Configuration:
  
  Go to transaction SM59 (RFC Destinations) in the SAP GUI and verify the logical system names configured for the source and target systems.
  Ensure that the logical system names are correctly defined and match the expected values.
  
  
  
  Review Data Mapping:
  
  If you are using a migration tool, check the mapping configuration to ensure that the source logical system names are correctly mapped to the target logical system names.
  Make any necessary adjustments to the mapping to ensure consistency.
  
  
  
  Adjust Logical System Names:
  
  If there are discrepancies in naming conventions, consider renaming the logical systems in either the source or target system to ensure they match.
  
  
  
  Consult Documentation:
  
  Review the documentation for the specific migration or conversion tool you are using to ensure that you are following the correct procedures and configurations.
  
  
  
  Test the Migration:
  
  After making the necessary adjustments, perform a test migration to verify that the error has been resolved.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or fixes related to this error.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Migration Cockpit Documentation: Refer to the official SAP documentation for the Migration Cockpit or the specific tool you are using for detailed instructions and troubleshooting tips.
  
  By following these steps, you should be able to identify and resolve the cause of the CNV_CMIS_M_10021 error effectively.