Horrible Exception: org.springframework.transaction.CannotCreateTransactionException: Could not open JDBC Connection for transaction; nested exception is org.apache.commons.dbcp.SQLNestedException: Cannot create PoolableConnectionFactory (Io exception: The Network Adapter could not establish the connection) at org.springframework.jdbc.datasource.DataSourceTransactionManager.doBegin(DataSourceTransactionManager.java:238) at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:374) at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:263) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:101) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171) at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204) at com.sun.proxy.$Proxy37.getSellerOnSaleProducts(Unknown Source) at com.mic.escrow.buyer.modules.screens.product.OnSale.doBuildTemplate(OnSale.java:38) at org.apache.turbine.modules.screens.VelocityScreen.doBuildTemplate(VelocityScreen.java:79) at org.apache.turbine.modules.screens.TemplateScreen.doBuild(TemplateScreen.java:100) at org.apache.turbine.modules.Screen.build(Screen.java:57) at org.apache.turbine.modules.ScreenLoader.eval(ScreenLoader.java:107) at org.apache.turbine.modules.layouts.VelocityOnlyLayout.doBuild(VelocityOnlyLayout.java:93) at org.apache.turbine.modules.Layout.build(Layout.java:53) at org.apache.turbine.modules.LayoutLoader.exec(LayoutLoader.java:101) at org.apache.turbine.modules.pages.DefaultPage.doBuild(DefaultPage.java:146) at org.apache.turbine.modules.Page.build(Page.java:53) at org.apache.turbine.modules.PageLoader.exec(PageLoader.java:101) at org.apache.turbine.Turbine.doGet(Turbine.java:799) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:470) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:859) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:602) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) at java.lang.Thread.run(Thread.java:662) Caused by: org.apache.commons.dbcp.SQLNestedException: Cannot create PoolableConnectionFactory (Io exception: The Network Adapter could not establish the connection) at org.apache.commons.dbcp.BasicDataSource.createDataSource(BasicDataSource.java:1225) at org.apache.commons.dbcp.BasicDataSource.getConnection(BasicDataSource.java:880) at org.springframework.jdbc.datasource.DataSourceTransactionManager.doBegin(DataSourceTransactionManager.java:200) ... 33 more Caused by: java.sql.SQLException: Io exception: The Network Adapter could not establish the connection at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:111) at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:145) at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:254) at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:386) at oracle.jdbc.driver.PhysicalConnection.(PhysicalConnection.java:413) at oracle.jdbc.driver.T4CConnection.(T4CConnection.java:164) at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:34) at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:752) at org.apache.commons.dbcp.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:38) at org.apache.commons.dbcp.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:294) at org.apache.commons.dbcp.BasicDataSource.validateConnectionFactory(BasicDataSource.java:1247) at org.apache.commons.dbcp.BasicDataSource.createDataSource(BasicDataSource.java:1221) ... 35 more