Error ‘Mismatch of data types….’ printed during data migration to Magento 2

The following error was output during data migration to Magento 2.

If you receive such an error, which file would you like to edit?

Also, please tell me how to write.

Mismatch of data types. Source document: paygent_last_id. Fields: payment_notice_id Mismatch of data types. Source document: sales_flat_order. Fields: shipping_description  Mismatch of data types. Destination document: paygent_last_id. Fields: payment_notice_id Mismatch of data types. Destination document: sales_order. Fields: shipping_description