Message type: E = Error
Message class:  CNV_DMC_SIN - Messages for s-innovations migration 
Message number: 468
Message text: Maintain positive sort number for Work Package ID &1.
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The SAP error message CNV_DMC_SIN468 indicates that there is an issue with the sort number for a Work Package ID in the Data Migration Cockpit (DMC) or a related tool. Specifically, the error suggests that the sort number must be a positive integer, and the current value is either negative or zero.
Cause: The error is typically caused by one of the following: Invalid Sort Number: The sort number assigned to a Work Package ID is either negative or zero, which is not allowed. Data Entry Error: During the creation or modification of a Work Package, an incorrect value may have been entered for the sort number. Configuration Issue: There may be a configuration issue in the DMC settings that is leading to this error.
Solution: To resolve this error, you can follow these steps: Check Work Package Configuration: Navigate to the relevant transaction or application where the Work Package is defined. Locate the Work Package ID mentioned in the
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