Seaquel
SQL Server error code

SQL Server error 7202

SQL Server raises error 7202 at severity 11, which marks a problem with the query or data that you can correct.

Could not find server '%.*ls' in sys.servers. Verify that the correct server name was specified. If necessary, execute the stored procedure sp_addlinkedserver to add the server to sys.servers.
Msg7202
Severity11
Group7000–7999

Source: Database Engine events and errors