Seaquel
SQL Server error code

SQL Server error 7862

SQL Server raises error 7862 at severity 16, which marks a problem with the query or data that you can correct.

An endpoint of the requested type already exists. Only one endpoint of this type is supported. Use ALTER ENDPOINT or DROP the existing endpoint and execute the CREATE ENDPOINT statement.
Msg7862
Severity16
Group7000–7999

Source: Database Engine events and errors