Seaquel
SQL Server error code

SQL Server error 4802

SQL Server raises error 4802 at severity 16, which marks a problem with the query or data that you can correct.

The SINGLE_LOB, SINGLE_CLOB, and SINGLE_NCLOB options are mutually exclusive with all other options.
Msg4802
Severity16
Group4000–4999

Source: Database Engine events and errors