Message type: E = Error
Message class:  FINS_FI_MIG - SAP S/4HANA Finance: Data Migration 
Message number: 633
Message text: Current migration run is not a delta run
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The SAP error message FINS_FI_MIG633 indicates that the current migration run is not a delta run. This error typically occurs during the migration process when you are trying to execute a delta run without having a valid initial run completed beforehand.
Cause: Initial Run Not Completed: The migration process requires an initial run to be completed successfully before any delta runs can be executed. If the initial run has not been performed or has failed, the system will not allow a delta run. Incorrect Configuration: There may be issues with the configuration settings for the migration process, leading the system to believe that it is not in a state to perform a delta run. Data Consistency Issues: If there are inconsistencies in the data or if the data has not been properly loaded into the system, it may prevent the delta run from being executed.
Solution: Perform Initial Migration Run: Ensure that you have completed the
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