Seaquel
SQL Server error code

SQL Server error 9733

SQL Server raises error 9733 at severity 16, which marks a problem with the query or data that you can correct.

There is no private key for the security certificate bound to database principal (Id: %i). The certificate may have been created or installed incorrectly. Reinstall the certificate, or create a new certificate.
Msg9733
Severity16
Group9000–9999

Source: Database Engine events and errors