Occur errors:
A connection could not be established to the server. Ensure that the connection parameters are correct, TCP/IP is enabled, and that the server is running and available. If TCP/IP cannot be enabled for this instance, refer to the Knowledge Base article on using named pipes for connections. [Could not get JDBC Connection; nested exception is java.sql.SQLException: Network error IOException: Connection refused: connect]
Error Message: Network error IOException: Connection refused: connect
( MSSQL Server 2012. Windows Authentication Mode )
Please help me!!!