Seaquel
SQL Server error code

SQL Server error 4134

SQL Server raises error 4134 at severity 16, which marks a problem with the query or data that you can correct.

Metadata stored on disk for computed column '%.*ls' in table '%.*ls' did not match the column definition. In order to avoid possible index corruption, please drop and recreate this computed column.
Msg4134
Severity16
Group4000–4999

Source: Database Engine events and errors