Seaquel
SQL Server error code

SQL Server error 9692

SQL Server raises error 9692 at severity 16, which marks a problem with the query or data that you can correct.

The %S_MSG endpoint cannot listen on port %d because it is in use by another process.
Msg9692
NameSB2_CANT_LISTEN_PORT_IN_USE
Severity16
Group9000–9999

What it means

Another program on the computer is using the TCP port indicated.

Source: Database Engine events and errors