Seaquel
SQL Server error code

SQL Server error 4866

SQL Server raises error 4866 at severity 16, which marks a problem with the query or data that you can correct.

The bulk load failed. The column is too long in the data file for row %d, column %d. Verify that the field terminator and row terminator are specified correctly.
Msg4866
Severity16
Group4000–4999

Source: Database Engine events and errors