Seaquel
SQL Server error code

SQL Server error 9929

SQL Server raises error 9929 at severity 16, which marks a problem with the query or data that you can correct.

Computed column '%.*ls' cannot be used as full-text type column for image or varbinary(MAX) column. This computed column must be deterministic, precise or persisted, with a size less or equal than %d characters.
Msg9929
Severity16
Group9000–9999

Source: Database Engine events and errors