Message type: E = Error
Message class:  CNV_20100 - Messageclass for chart of account conversion 
Message number: 093
Message text: Source cost element &1 does not exist
When the cost elements to be merged were checked, it was found that the
source cost element &V1& (mapping &V1& -> &V2&) does not exist.
The mapping is unnecessary. There will be no merge for 'old cost
element' &V1& to 'new cost element' &V2&.
Check the source cost element entry for spelling errors.
&NOTE&
The mapping is not checked automatically.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CNV_20100093, which states "Source cost element &1 does not exist," typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that the system is trying to reference a cost element that is not defined in the system.
Cause: Missing Cost Element: The specified cost element (represented by &1) does not exist in the SAP system. This could be due to: The cost element not being created in the system. The cost element being deleted or archived. A typo or incorrect reference in the migration data. Incorrect Mapping: If you are migrating data from a legacy system, the mapping of cost elements may not have been set up correctly, leading to references to non-existent elements.
Configuration Issues: The cost element may not be configured properly in the controlling area or may not be active for the relevant company code.
Solution: Verify Cost Element: Check
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