SQL SERVER – Fix : Error – sqljdbc_auth.dll Issue – com.microsoft.sqlserver.jdbc.SQLServerException: The TCP/IP connection to the host localhost, port 1433 has failed

It seems that Sundays are marked for strange errors. Every Sunday I come across something interesting and different to post. This time I receive error from one of JDBC driver users. He sent me a message that he is not able to connect to SQL Server and he is facing the following error while connecting to SQL Server. He has already checked firewall and TCP/IP settings and still he is facing the errors.

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