java.sql.SQLException

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tip

To restart the Selenium Webdriver mock browser in a testcase, first use 'driver.close()' and then reinstantiate the driver.

tip

Firewall might be blocking your connection, or MySQL it's not running on your server machine.


rafael
tip

Check if you have started your server, or if your server is set to listen to the port you're trying to connect and is waiting to accept connections and check if the firewall isn't blocking your connection.


rafael
tip

spring-data-redis requires redis 2.6+ to work properly.

tip

Check if your MongoDB is available.


rp
tip

host port isnt set

tip

Check if ip adress is correct, if the port is correct, and if the server is up and running and waiting for connections. Also, check if there's no firewall blocking you and if your internet connection is working.


rafael

You have a different solution? A short tip here would help you and many other users who saw this issue last week.

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    • java.sql.SQLException: The Network Adapter could not establish the connection at oracle.jdbc.driver.SQLStateMapping.newSQLException(SQLStateMapping.java:74) at oracle.jdbc.driver.DatabaseError.newSQLException(DatabaseError.java:135) at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:203) at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:489) at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:439) at oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:640) at oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:205) at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:35) at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:554) at oracle.jdbc.pool.OracleDataSource.getPhysicalConnection(OracleDataSource.java:388) at oracle.jdbc.xa.client.OracleXADataSource.getPooledConnection(OracleXADataSource.java:645) at oracle.jdbc.xa.client.OracleXADataSource.getXAConnection(OracleXADataSource.java:265) at oracle.jdbc.xa.client.OracleXADataSource.getXAConnection(OracleXADataSource.java:141) at com.bea.console.utils.jdbc.JDBCUtils.testConnection(JDBCUtils.java:550) at com.bea.console.actions.jdbc.datasources.createjdbcdatasource.CreateJDBCDataSource.testConnectionConfiguration(CreateJDBCDataSource.java:458) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.beehive.netui.pageflow.FlowController.invokeActionMethod(FlowController.java:870) at org.apache.beehive.netui.pageflow.FlowController.getActionMethodForward(FlowController.java:809) at org.apache.beehive.netui.pageflow.FlowController.internalExecute(FlowController.java:478) at org.apache.beehive.netui.pageflow.PageFlowController.internalExecute(PageFlowController.java:306) at org.apache.beehive.netui.pageflow.FlowController.execute(FlowController.java:336) at org.apache.beehive.netui.pageflow.internal.FlowControllerAction.execute(FlowControllerAction.java:52) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431) at org.apache.beehive.netui.pageflow.PageFlowRequestProcessor.access$201(PageFlowRequestProcessor.java:97) at org.apache.beehive.netui.pageflow.PageFlowRequestProcessor$ActionRunner.execute(PageFlowRequestProcessor.java:2044) at org.apache.beehive.netui.pageflow.interceptor.action.internal.ActionInterceptors$WrapActionInterceptorChain.continueChain(ActionInterceptors.java:64) at org.apache.beehive.netui.pageflow.interceptor.action.ActionInterceptor.wrapAction(ActionInterceptor.java:184) at org.apache.beehive.netui.pageflow.interceptor.action.internal.ActionInterceptors$WrapActionInterceptorChain.invoke(ActionInterceptors.java:50) at org.apache.beehive.netui.pageflow.interceptor.action.internal.ActionInterceptors$WrapActionInterceptorChain.continueChain(ActionInterceptors.java:58) at org.apache.beehive.netui.pageflow.interceptor.action.internal.ActionInterceptors.wrapAction(ActionInterceptors.java:87) at org.apache.beehive.netui.pageflow.PageFlowRequestProcessor.processActionPerform(PageFlowRequestProcessor.java:2116) at com.bea.console.internal.ConsolePageFlowRequestProcessor.processActionPerform(ConsolePageFlowRequestProcessor.java:261) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.beehive.netui.pageflow.PageFlowRequestProcessor.processInternal(PageFlowRequestProcessor.java:556) at org.apache.beehive.netui.pageflow.PageFlowRequestProcessor.process(PageFlowRequestProcessor.java:853) at org.apache.beehive.netui.pageflow.AutoRegisterActionServlet.process(AutoRegisterActionServlet.java:631) at org.apache.beehive.netui.pageflow.PageFlowActionServlet.process(PageFlowActionServlet.java:158) at com.bea.console.internal.ConsoleActionServlet.process(ConsoleActionServlet.java:256) at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414) at com.bea.console.internal.ConsoleActionServlet.doGet(ConsoleActionServlet.java:133) at org.apache.beehive.netui.pageflow.PageFlowUtils.strutsLookup(PageFlowUtils.java:1199) at com.bea.portlet.adapter.scopedcontent.ScopedContentCommonSupport.executeAction(ScopedContentCommonSupport.java:686) at com.bea.portlet.adapter.scopedcontent.ScopedContentCommonSupport.processActionInternal(ScopedContentCommonSupport.java:142) at com.bea.portlet.adapter.scopedcontent.PageFlowStubImpl.processAction(PageFlowStubImpl.java:106) at com.bea.portlet.adapter.NetuiActionHandler.raiseScopedAction(NetuiActionHandler.java:111) at com.bea.netuix.servlets.controls.content.NetuiContent.raiseScopedAction(NetuiContent.java:181) at com.bea.netuix.servlets.controls.content.NetuiContent.raiseScopedAction(NetuiContent.java:167) at com.bea.netuix.servlets.controls.content.NetuiContent.handlePostbackData(NetuiContent.java:225) at com.bea.netuix.nf.ControlLifecycle$2.visit(ControlLifecycle.java:180) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:324) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walkRecursive(ControlTreeWalker.java:334) at com.bea.netuix.nf.ControlTreeWalker.walk(ControlTreeWalker.java:130) at com.bea.netuix.nf.Lifecycle.processLifecycles(Lifecycle.java:395) at com.bea.netuix.nf.Lifecycle.processLifecycles(Lifecycle.java:361) at com.bea.netuix.nf.Lifecycle.processLifecycles(Lifecycle.java:352) at com.bea.netuix.nf.Lifecycle.runInbound(Lifecycle.java:184) at com.bea.netuix.nf.Lifecycle.run(Lifecycle.java:159) at com.bea.netuix.servlets.manager.UIServlet.runLifecycle(UIServlet.java:388) at com.bea.netuix.servlets.manager.UIServlet.doPost(UIServlet.java:258) at com.bea.netuix.servlets.manager.UIServlet.service(UIServlet.java:199) at com.bea.netuix.servlets.manager.SingleFileServlet.service(SingleFileServlet.java:251) at javax.servlet.http.HttpServlet.service(HttpServlet.java:820) at com.bea.console.utils.MBeanUtilsInitSingleFileServlet.service(MBeanUtilsInitSingleFileServlet.java:47) at weblogic.servlet.AsyncInitServlet.service(AsyncInitServlet.java:130) at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:227) at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125) at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:300) at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:26) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56) at weblogic.servlet.internal.RequestEventsFilter.doFilter(RequestEventsFilter.java:27) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56) at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.doIt(WebAppServletContext.java:3684) at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3650) at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321) at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:121) at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2268) at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2174) at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1446) at weblogic.work.ExecuteThread.execute(ExecuteThread.java:201) at weblogic.work.ExecuteThread.run(ExecuteThread.java:173) Caused by: oracle.net.ns.NetException: The Network Adapter could not establish the connection at oracle.net.nt.ConnStrategy.execute(ConnStrategy.java:334) at oracle.net.resolver.AddrResolution.resolveAndExecute(AddrResolution.java:425) at oracle.net.ns.NSProtocol.establishConnection(NSProtocol.java:646) at oracle.net.ns.NSProtocol.connect(NSProtocol.java:212) at oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:1076) at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:303) ... 99 more Caused by: java.net.ConnectException: Connection refused: connect at java.net.PlainSocketImpl.socketConnect(Native Method) at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:351) at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:213) at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:200) at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366) at java.net.Socket.connect(Socket.java:529) at oracle.net.nt.MetricsEnabledSocket.connect(TcpNTAdapter.java:465) at oracle.net.nt.TcpNTAdapter.connect(TcpNTAdapter.java:134) at oracle.net.nt.ConnOption.connect(ConnOption.java:130) at oracle.net.nt.ConnStrategy.execute(ConnStrategy.java:310) ... 104 more

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