Seaquel
SQL Server error code

SQL Server error 7671

SQL Server raises error 7671 at severity 16, which marks a problem with the query or data that you can correct.

Column '%.*ls' cannot be used as full-text type column for image column. It must be a character-based column with a size less or equal than %d characters.
Msg7671
Severity16
Group7000–7999

Source: Database Engine events and errors