Data importing with sql source application got error on source solumns mapping page

Data importing with the sql source application always in loading status on source solumns mapping page, and we got error as attachment

Please help to check, Thanks

The error is coming from your DB, it says that it cannot load the information into a field which is smaller than the information it tries to add. You could check your SQL query. You can use any application that supports running SQL queries on your database.

Daina /