Caused by java net connectexception connection refused connect mysql

il using your system' s telnet command. The former would cause ' connection refused' and the latter would give you something along the lines of ' permission. ConnectException: Connection refused means that the IP address or port number you' ve entered is. If you have access to the server see what port it is configured with and that your client connection params match. I wrote Java servlet ( which is launched on the local Apache server on my PC) that connects to SQL database to get some information. ConnectException: Connection refused: connect at java. The exception occurs only when I tried to connect to mysql in localhost, where as the same application can connect. ConnectException: Connection refused: connect. Is this a scaled application, or is it running in a single gear? Either way, you should be using OPENSHIFT_ MYSQL_ DB_ HOST and OPENSHIFT_ MYSQL_ DB_ PORT instead of hard- coding the IP and port.

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  • Video:Connection java refused

    Mysql connection caused

    And are you sure the. If the server is DNS blind and you are using a name to connect ( DNS blind would not be the case for clients), then figure that angle out. It means, that there is some problem with network connection, not with the database itself. If you' re trying to connect yo your MySql server remotely, the problem is in the MySql server network. machine where NetBeans runs) you should change your connection string into jdbc: mysql: / / localhost: 3306/ myDataBase. Don' t check the cause, but the exception itself; Catch only the kind of exception you need to catch. With that in mind: public static Connection getCon( ) { Connection con= null; try { Class. So MySQL would accept JDBC connections from outside, but not internally. I was getting Connection Refused only when connecting from the local machine. Are you trying to connect to this server on the network?