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    Expert tip

    If you're not using yet, consider using the SQLServerDataSource to set your server configurations. Also, check if the server is accepting TCP/IP connections and if there's no firewall blocking the connections.

Solutions on the web

via Stack Overflow by ci_ms
, 1 year ago
The connection is closed.
via Hibernate JIRA by Nezih DAMMAK, 11 months ago
via Hibernate JIRA by Holly Hamlyn, 9 months ago
via coderanch.com by Unknown author, 1 year ago
The TCP/IP connection to the host LTIB322/SQLEXPRESS, port 1433 has failed. Error: "null. Verify the connection properties, check that an instance of SQL Server is running on the host and accepting TCP/IP connections at the port, and that no firewall is blocking TCP connections to the port.".
via Spring JIRA by Andrei Tuzhilin, 1 year ago
com.microsoft.sqlserver.jdbc.SQLServerException: The connection is closed.	at com.microsoft.sqlserver.jdbc.SQLServerException.makeFromDriverError(SQLServerException.java:190)	at com.microsoft.sqlserver.jdbc.SQLServerConnection.checkClosed(SQLServerConnection.java:388)	at com.microsoft.sqlserver.jdbc.SQLServerConnection.getTransactionIsolation(SQLServerConnection.java:2102)	at com.sun.gjc.spi.ManagedConnectionFactoryImpl.resetIsolation(ManagedConnectionFactoryImpl.java:523)	at com.sun.gjc.spi.ManagedConnectionImpl.resetConnectionProperties(ManagedConnectionImpl.java:495)	at com.sun.gjc.spi.ManagedConnectionImpl.cleanup(ManagedConnectionImpl.java:347)	at com.sun.enterprise.resource.allocator.AbstractConnectorAllocator.cleanup(AbstractConnectorAllocator.java:166)	at com.sun.enterprise.resource.pool.ConnectionPool.cleanupResource(ConnectionPool.java:1082)	at com.sun.enterprise.resource.pool.ConnectionPool.freeResource(ConnectionPool.java:1057)	at com.sun.enterprise.resource.pool.ConnectionPool.freeUnenlistedResource(ConnectionPool.java:1053)	at com.sun.enterprise.resource.pool.ConnectionPool.resourceClosed(ConnectionPool.java:1017)	at com.sun.enterprise.resource.pool.PoolManagerImpl.putbackResourceToPool(PoolManagerImpl.java:426)	at com.sun.enterprise.resource.pool.PoolManagerImpl.resourceClosed(PoolManagerImpl.java:380)	at com.sun.enterprise.resource.listener.LocalTxConnectionEventListener.connectionClosed(LocalTxConnectionEventListener.java:77)	at com.sun.gjc.spi.ManagedConnectionImpl.connectionClosed(ManagedConnectionImpl.java:783)	at com.sun.gjc.spi.base.ConnectionHolder.close(ConnectionHolder.java:214)	at com.sun.gjc.spi.jdbc40.ConnectionHolder40.close(ConnectionHolder40.java:591)	at org.eclipse.persistence.internal.databaseaccess.DatabaseAccessor.closeDatasourceConnection(DatabaseAccessor.java:495)	at org.eclipse.persistence.internal.databaseaccess.DatasourceAccessor.closeConnection(DatasourceAccessor.java:520)	at org.eclipse.persistence.internal.databaseaccess.DatabaseAccessor.closeConnection(DatabaseAccessor.java:520)	at org.eclipse.persistence.internal.databaseaccess.DatasourceAccessor.decrementCallCount(DatasourceAccessor.java:290)	at org.eclipse.persistence.internal.databaseaccess.DatabaseAccessor.closeStatement(DatabaseAccessor.java:403)	at org.eclipse.persistence.internal.databaseaccess.DatabaseAccessor.basicExecuteCall(DatabaseAccessor.java:679)	at org.eclipse.persistence.internal.databaseaccess.DatabaseAccessor.executeCall(DatabaseAccessor.java:560)	at org.eclipse.persistence.internal.sessions.AbstractSession.basicExecuteCall(AbstractSession.java:2055)	at org.eclipse.persistence.sessions.server.ServerSession.executeCall(ServerSession.java:570)	at org.eclipse.persistence.sessions.server.ClientSession.executeCall(ClientSession.java:258)	at org.eclipse.persistence.internal.queries.DatasourceCallQueryMechanism.executeCall(DatasourceCallQueryMechanism.java:242)	at org.eclipse.persistence.internal.queries.DatasourceCallQueryMechanism.executeCall(DatasourceCallQueryMechanism.java:228)	at org.eclipse.persistence.internal.queries.DatasourceCallQueryMechanism.executeSelectCall(DatasourceCallQueryMechanism.java:299)	at org.eclipse.persistence.internal.queries.DatasourceCallQueryMechanism.selectAllRows(DatasourceCallQueryMechanism.java:694)	at org.eclipse.persistence.internal.queries.ExpressionQueryMechanism.selectAllRowsFromTable(ExpressionQueryMechanism.java:2740)	at org.eclipse.persistence.internal.queries.ExpressionQueryMechanism.selectAllReportQueryRows(ExpressionQueryMechanism.java:2677)	at org.eclipse.persistence.queries.ReportQuery.executeDatabaseQuery(ReportQuery.java:852)	at org.eclipse.persistence.queries.DatabaseQuery.execute(DatabaseQuery.java:904)	at org.eclipse.persistence.queries.ObjectLevelReadQuery.execute(ObjectLevelReadQuery.java:1134)	at org.eclipse.persistence.queries.ReadAllQuery.execute(ReadAllQuery.java:460)	at org.eclipse.persistence.queries.ObjectLevelReadQuery.executeInUnitOfWork(ObjectLevelReadQuery.java:1222)	at org.eclipse.persistence.internal.sessions.UnitOfWorkImpl.internalExecuteQuery(UnitOfWorkImpl.java:2896)	at org.eclipse.persistence.internal.sessions.AbstractSession.executeQuery(AbstractSession.java:1857)	at org.eclipse.persistence.internal.sessions.AbstractSession.executeQuery(AbstractSession.java:1839)	at org.eclipse.persistence.internal.sessions.AbstractSession.executeQuery(AbstractSession.java:1804)	at org.eclipse.persistence.internal.jpa.QueryImpl.executeReadQuery(QueryImpl.java:258)	at org.eclipse.persistence.internal.jpa.QueryImpl.getSingleResult(QueryImpl.java:521)	at org.eclipse.persistence.internal.jpa.EJBQueryImpl.getSingleResult(EJBQueryImpl.java:400)	at org.glassfish.ejb.persistent.timer.TimerBean.countTimersByContainer(TimerBean.java:229)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:497)	at org.glassfish.ejb.security.application.EJBSecurityManager.runMethod(EJBSecurityManager.java:1081)	at org.glassfish.ejb.security.application.EJBSecurityManager.invoke(EJBSecurityManager.java:1153)	at com.sun.ejb.containers.BaseContainer.invokeBeanMethod(BaseContainer.java:4758)	at com.sun.ejb.EjbInvocation.invokeBeanMethod(EjbInvocation.java:656)	at com.sun.ejb.containers.interceptors.AroundInvokeChainImpl.invokeNext(InterceptorManager.java:836)	at com.sun.ejb.EjbInvocation.proceed(EjbInvocation.java:608)	at com.sun.ejb.containers.interceptors.SystemInterceptorProxy.doCall(SystemInterceptorProxy.java:163)	at com.sun.ejb.containers.interceptors.SystemInterceptorProxy.aroundInvoke(SystemInterceptorProxy.java:140)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:497)	at com.sun.ejb.containers.interceptors.AroundInvokeInterceptor.intercept(InterceptorManager.java:895)	at com.sun.ejb.containers.interceptors.AroundInvokeChainImpl.invokeNext(InterceptorManager.java:835)	at com.sun.ejb.containers.interceptors.InterceptorManager.intercept(InterceptorManager.java:374)	at com.sun.ejb.containers.BaseContainer.__intercept(BaseContainer.java:4730)	at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java:4718)	at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(EJBLocalObjectInvocationHandler.java:212)	at com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(EJBLocalObjectInvocationHandlerDelegate.java:88)	at com.sun.proxy.$Proxy314.countTimersByContainer(Unknown Source)	at org.glassfish.ejb.persistent.timer.PersistentEJBTimerService.createSchedules(PersistentEJBTimerService.java:825)	at org.glassfish.ejb.persistent.timer.PersistentEJBTimerService.createSchedulesOnServer(PersistentEJBTimerService.java:804)	at org.glassfish.ejb.startup.EjbDeployer.createAutomaticPersistentTimersForEJB(EjbDeployer.java:559)	at org.glassfish.ejb.startup.EjbDeployer.checkEjbBundleForTimers(EjbDeployer.java:534)	at org.glassfish.ejb.startup.EjbDeployer.event(EjbDeployer.java:507)	at org.glassfish.kernel.event.EventsImpl.send(EventsImpl.java:131)	at com.sun.enterprise.v3.server.ApplicationLifecycle.deploy(ApplicationLifecycle.java:488)	at com.sun.enterprise.v3.server.ApplicationLifecycle.deploy(ApplicationLifecycle.java:220)	at org.glassfish.deployment.admin.DeployCommand.execute(DeployCommand.java:487)	at com.sun.enterprise.v3.admin.CommandRunnerImpl$2$1.run(CommandRunnerImpl.java:539)	at com.sun.enterprise.v3.admin.CommandRunnerImpl$2$1.run(CommandRunnerImpl.java:535)	at java.security.AccessController.doPrivileged(Native Method)	at javax.security.auth.Subject.doAs(Subject.java:360)	at com.sun.enterprise.v3.admin.CommandRunnerImpl$2.execute(CommandRunnerImpl.java:534)	at com.sun.enterprise.v3.admin.CommandRunnerImpl$3.run(CommandRunnerImpl.java:565)	at com.sun.enterprise.v3.admin.CommandRunnerImpl$3.run(CommandRunnerImpl.java:557)	at java.security.AccessController.doPrivileged(Native Method)	at javax.security.auth.Subject.doAs(Subject.java:360)