Seaquel
SQL Server error code

SQL Server error 7449

SQL Server raises error 7449 at severity 16, which marks a problem with the query or data that you can correct.

Linked Server User-assigned MSI mode Microsoft Entra ID authentication functionality is not supported on the service side. Use system-assigned identity instead.
Msg7449
Severity16
Group7000–7999

Source: Database Engine events and errors