HTTP Status 500 - -------------------------------------------------------------------------------- type Exception report message description The server encountered an internal error () that prevented it from fulfilling this request. exception org.springframework.web.util.NestedServletException: Request processing failed; nested exception is org.springframework.transaction.CannotCreateTransactionException: Could not open Hibernate Session for transaction; nested exception is org.hibernate.TransactionException: JDBC begin failed: org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:656) org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:549) javax.servlet.http.HttpServlet.service(HttpServlet.java:617) javax.servlet.http.HttpServlet.service(HttpServlet.java:717) org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:198) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76) org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76) com.jeecms.common.web.ProcessTimeFilter.doFilter(ProcessTimeFilter.java:38) root cause org.springframework.transaction.CannotCreateTransactionException: Could not open Hibernate Session for transaction; nested exception is org.hibernate.TransactionException: JDBC begin failed: org.springframework.orm.hibernate3.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:596) org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:371) org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:335) org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:105) org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202) $Proxy14.findByDomain(Unknown Source) com.jeecms.cms.web.AdminContextInterceptor.getByDomain(AdminContextInterceptor.java:227) com.jeecms.cms.web.AdminContextInterceptor.getSite(AdminContextInterceptor.java:176) com.jeecms.cms.web.AdminContextInterceptor.preHandle(AdminContextInterceptor.java:49) org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:781) org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:719) org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:644) org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:549) javax.servlet.http.HttpServlet.service(HttpServlet.java:617) javax.servlet.http.HttpServlet.service(HttpServlet.java:717) org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:198) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76) org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76) com.jeecms.common.web.ProcessTimeFilter.doFilter(ProcessTimeFilter.java:38) root cause org.hibernate.TransactionException: JDBC begin failed: org.hibernate.transaction.JDBCTransaction.begin(JDBCTransaction.java:96) org.hibernate.impl.SessionImpl.beginTransaction(SessionImpl.java:1354) org.springframework.orm.hibernate3.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:555) org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:371) org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:335) org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:105) org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202) $Proxy14.findByDomain(Unknown Source) com.jeecms.cms.web.AdminContextInterceptor.getByDomain(AdminContextInterceptor.java:227) com.jeecms.cms.web.AdminContextInterceptor.getSite(AdminContextInterceptor.java:176) com.jeecms.cms.web.AdminContextInterceptor.preHandle(AdminContextInterceptor.java:49) org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:781) org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:719) org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:644) org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:549) javax.servlet.http.HttpServlet.service(HttpServlet.java:617) javax.servlet.http.HttpServlet.service(HttpServlet.java:717) org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:198) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76) org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76) com.jeecms.common.web.ProcessTimeFilter.doFilter(ProcessTimeFilter.java:38) root cause com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 741,491 milliseconds ago. The last packet sent successfully to the server was 23 milliseconds ago. sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39) sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27) java.lang.reflect.Constructor.newInstance(Constructor.java:513) com.mysql.jdbc.Util.handleNewInstance(Util.java:406) com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1074) com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3030) com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:2916) com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3459) com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1957) com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2107) com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2642) com.mysql.jdbc.ConnectionImpl.setAutoCommit(ConnectionImpl.java:5036) com.mchange.v2.c3p0.impl.NewProxyConnection.setAutoCommit(NewProxyConnection.java:881) org.hibernate.transaction.JDBCTransaction.begin(JDBCTransaction.java:91) org.hibernate.impl.SessionImpl.beginTransaction(SessionImpl.java:1354) org.springframework.orm.hibernate3.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:555) org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:371) org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:335) org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:105) org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202) $Proxy14.findByDomain(Unknown Source) com.jeecms.cms.web.AdminContextInterceptor.getByDomain(AdminContextInterceptor.java:227) com.jeecms.cms.web.AdminContextInterceptor.getSite(AdminContextInterceptor.java:176) com.jeecms.cms.web.AdminContextInterceptor.preHandle(AdminContextInterceptor.java:49) org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:781) org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:719) org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:644) org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:549) javax.servlet.http.HttpServlet.service(HttpServlet.java:617) javax.servlet.http.HttpServlet.service(HttpServlet.java:717) org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:198) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76) org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76) com.jeecms.common.web.ProcessTimeFilter.doFilter(ProcessTimeFilter.java:38) root cause java.io.EOFException: Can not read response from server. Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost. com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2475) com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:2927) com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:2916) com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3459) com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1957) com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2107) com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2642) com.mysql.jdbc.ConnectionImpl.setAutoCommit(ConnectionImpl.java:5036) com.mchange.v2.c3p0.impl.NewProxyConnection.setAutoCommit(NewProxyConnection.java:881) org.hibernate.transaction.JDBCTransaction.begin(JDBCTransaction.java:91) org.hibernate.impl.SessionImpl.beginTransaction(SessionImpl.java:1354) org.springframework.orm.hibernate3.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:555) org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:371) org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:335) org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:105) org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202) $Proxy14.findByDomain(Unknown Source) com.jeecms.cms.web.AdminContextInterceptor.getByDomain(AdminContextInterceptor.java:227) com.jeecms.cms.web.AdminContextInterceptor.getSite(AdminContextInterceptor.java:176) com.jeecms.cms.web.AdminContextInterceptor.preHandle(AdminContextInterceptor.java:49) org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:781) org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:719) org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:644) org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:549) javax.servlet.http.HttpServlet.service(HttpServlet.java:617) javax.servlet.http.HttpServlet.service(HttpServlet.java:717) org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:198) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76) org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76) com.jeecms.common.web.ProcessTimeFilter.doFilter(ProcessTimeFilter.java:38) note The full stack trace of the root cause is available in the Apache Tomcat/6.0.35 logs.