Hello,

We have NullPointerException in GDS_Impl.java.
We appreciate any ideas on how to deal with this exception.

We are running Firebird 1.5.2 SS, FirebirdSQL 1.5.5, and
JBoss 1.4.1sp1 on RedHat 9.

Regards,

K. Kumakura

Stack trace follows:

2005-11-14 15:07:34,857 TRACE [org.jboss.tm.TransactionImpl] endResource(XidImpl[FormatId=257, GlobalId=yamato06/2847, BranchQual=1, localId=2847]) leaving: org.firebirdsql.jca.FBManagedConnection@1852696 flag=67108864
2005-11-14 15:07:34,857 TRACE [org.jboss.tm.TransactionImpl] One phase commit TransactionImpl:XidImpl[FormatId=257, GlobalId=yamato06/2847, BranchQual=, localId=2847]: One resource.
2005-11-14 15:07:34,857 TRACE [org.jboss.tm.TransactionImpl] Committing resource org.firebirdsql.jca.FBManagedConnection@1852696 state=3
2005-11-14 15:07:34,857 TRACE [org.jboss.tm.TransactionImpl] Committed OK, tx=TransactionImpl:XidImpl[FormatId=257, GlobalId=yamato06/2847, BranchQual=, localId=2847]
2005-11-14 15:07:34,857 TRACE [org.jboss.tm.TxManager] suspended tx: TransactionImpl:XidImpl[FormatId=257, GlobalId=yamato06/2847, BranchQual=, localId=2847]
2005-11-14 15:07:34,857 TRACE [org.jboss.tm.TxManager] tx timeout is now: 300s
2005-11-14 15:07:38,674 DEBUG [org.jboss.resource.connectionmanager.IdleRemover] run: IdleRemover notifying pools, interval: 30000
2005-11-14 15:07:38,674 TRACE [org.jboss.resource.connectionmanager.JBossManagedConnectionPool] Destroying timedout connection org.jboss.resource.connectionmanager.TxConnectionManager$TxConnectionEventListener@10d30da[state=NORMAL mc=org.firebirdsql.jca.FBManagedConnection@10261c8 handles=0 lastUse=1131947558443 permit=false trackByTx=false mcp=org.jboss.resource.connectionmanager.JBossManagedConnectionPool$OnePool@154e38b context=org.jboss.resource.connectionmanager.InternalManagedConnectionPool@26fbfc]
2005-11-14 15:07:54,395 TRACE [org.jboss.tm.TxManager] tx timeout is now: 0s
2005-11-14 15:07:54,395 TRACE [org.jboss.tm.TransactionImpl] Created new instance for tx=TransactionImpl:XidImpl[FormatId=257, GlobalId=yamato06/2848, BranchQual=, localId=2848]
2005-11-14 15:07:54,395 TRACE [org.jboss.tm.TxManager] began tx: TransactionImpl:XidImpl[FormatId=257, GlobalId=yamato06/2848, BranchQual=, localId=2848]
2005-11-14 15:07:54,395 TRACE [org.jboss.resource.connectionmanager.CachedConnectionManager] new stack for key: itj.ejb.customer.CustomerCtrlBean@99e8f8
2005-11-14 15:07:54,395 DEBUG [itj.ejb.customer.CustomerCtrlBean] updateCustomer() called
2005-11-14 15:07:54,395 INFO [STDOUT] checkNumber:1
2005-11-14 15:07:54,395 INFO [STDOUT] checkNumber:100
2005-11-14 15:07:54,396 TRACE [org.jboss.resource.connectionmanager.TxConnectionManager] subject: null
2005-11-14 15:07:54,396 TRACE [org.jboss.resource.connectionmanager.TxConnectionManager] getManagedConnection trackByTx=false tx=null
2005-11-14 15:07:54,396 TRACE [org.jboss.resource.connectionmanager.JBossManagedConnectionPool] supplying ManagedConnection from pool: org.jboss.resource.connectionmanager.TxConnectionManager$TxConnectionEventListener@16b6449[state=NORMAL mc=org.firebirdsql.jca.FBManagedConnection@1852696 handles=0 lastUse=1131948454856 permit=false trackByTx=false mcp=org.jboss.resource.connectionmanager.JBossManagedConnectionPool$OnePool@154e38b context=org.jboss.resource.connectionmanager.InternalManagedConnectionPool@26fbfc]
2005-11-14 15:07:54,396 TRACE [org.jboss.resource.connectionmanager.JBossManagedConnectionPool] Getting connection from pool org.jboss.resource.connectionmanager.TxConnectionManager$TxConnectionEventListener@16b6449[state=NORMAL mc=org.firebirdsql.jca.FBManagedConnection@1852696 handles=0 lastUse=1131948454856 permit=true trackByTx=false mcp=org.jboss.resource.connectionmanager.JBossManagedConnectionPool$OnePool@154e38b context=org.jboss.resource.connectionmanager.InternalManagedConnectionPool@26fbfc] [InUse/Available/Max]: [1/19/20]
2005-11-14 15:07:54,396 TRACE [org.jboss.resource.connectionmanager.TxConnectionManager] enlisting currenttx: TransactionImpl:XidImpl[FormatId=257, GlobalId=yamato06/2848, BranchQual=, localId=2848], ManagedConnection: org.firebirdsql.jca.FBManagedConnection@1852696 trackByTx=false
2005-11-14 15:07:54,396 TRACE [org.jboss.tm.TransactionImpl] enlistResource(): Entered, tx=TransactionImpl:XidImpl[FormatId=257, GlobalId=yamato06/2848, BranchQual=, localId=2848] status=STATUS_ACTIVE
2005-11-14 15:07:54,397 TRACE [org.jboss.tm.TransactionImpl] startResource(XidImpl[FormatId=257, GlobalId=yamato06/2848, BranchQual=1, localId=2848]) entered: org.firebirdsql.jca.FBManagedConnection@1852696 flags=0
2005-11-14 15:07:54,397 TRACE [org.jboss.tm.TransactionImpl] unhandled throwable error in startResource
java.lang.NullPointerException
at org.firebirdsql.jgds.GDS_Impl.isc_start_transaction(GDS_Impl.java:546)
at org.firebirdsql.jca.FBManagedConnectionFactory.getCurrentIscTrHandle(FBManagedConnectionFactory.java:507)
at org.firebirdsql.jca.FBManagedConnection.findIscTrHandle(FBManagedConnection.java:1125)
at org.firebirdsql.jca.FBManagedConnection.internalStart(FBManagedConnection.java:675)
at org.firebirdsql.jca.FBManagedConnection.start(FBManagedConnection.java:661)
at org.jboss.tm.TransactionImpl$Resource.startResource(TransactionImpl.java:1951)
at org.jboss.tm.TransactionImpl.enlistResource(TransactionImpl.java:548)
at org.jboss.resource.connectionmanager.TxConnectionManager$TxConnectionEventListener.enlist(TxConnectionManager.java:438)
at org.jboss.resource.connectionmanager.TxConnectionManager.managedConnectionReconnected(TxConnectionManager.java:324)
at org.jboss.resource.connectionmanager.BaseConnectionManager2.allocateConnection(BaseConnectionManager2.java:454)
at org.jboss.resource.connectionmanager.BaseConnectionManager2$ConnectionManagerProxy.allocateConnection(BaseConnectionManager2.java:838)
at org.firebirdsql.jdbc.FBDataSource.getConnection(FBDataSource.java:85)
at itj.ejb.common.SQLCmn.makeConnection(SQLCmn.java:23)
at itj.ejb.customer.CustomerCtrlBean.updateCustomer(CustomerCtrlBean.java:123)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:324)
at org.jboss.invocation.Invocation.performCall(Invocation.java:345)
at org.jboss.ejb.StatelessSessionContainer$ContainerInterceptor.invoke(StatelessSessionContainer.java:214)
at org.jboss.resource.connectionmanager.CachedConnectionInterceptor.invoke(CachedConnectionInterceptor.java:185)
at org.jboss.ejb.plugins.StatelessSessionInstanceInterceptor.invoke(StatelessSessionInstanceInterceptor.java:113)
at org.jboss.webservice.server.ServiceEndpointInterceptor.invoke(ServiceEndpointInterceptor.java:51)
at org.jboss.ejb.plugins.CallValidationInterceptor.invoke(CallValidationInterceptor.java:48)
at org.jboss.ejb.plugins.AbstractTxInterceptor.invokeNext(AbstractTxInterceptor.java:105)
at org.jboss.ejb.plugins.TxInterceptorCMT.runWithTransactions(TxInterceptorCMT.java:313)
at org.jboss.ejb.plugins.TxInterceptorCMT.invoke(TxInterceptorCMT.java:146)
at org.jboss.ejb.plugins.SecurityInterceptor.invoke(SecurityInterceptor.java:122)
at org.jboss.ejb.plugins.LogInterceptor.invoke(LogInterceptor.java:192)
at org.jboss.ejb.plugins.ProxyFactoryFinderInterceptor.invoke(ProxyFactoryFinderInterceptor.java:122)
at org.jboss.ejb.SessionContainer.internalInvoke(SessionContainer.java:624)
at org.jboss.ejb.Container.invoke(Container.java:870)
at sun.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:324)
at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:144)
at org.jboss.mx.server.Invocation.dispatch(Invocation.java:80)
at org.jboss.mx.server.Invocation.invoke(Invocation.java:72)
at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:249)
at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:642)
at org.jboss.invocation.jrmp.server.JRMPInvoker$MBeanServerAction.invoke(JRMPInvoker.java:805)
at org.jboss.invocation.jrmp.server.JRMPInvoker.invoke(JRMPInvoker.java:406)
at sun.reflect.GeneratedMethodAccessor78.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:324)
at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:261)
at sun.rmi.transport.Transport$1.run(Transport.java:148)
at java.security.AccessController.doPrivileged(Native Method)
at sun.rmi.transport.Transport.serviceCall(Transport.java:144)
at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:460)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:701)
at java.lang.Thread.run(Thread.java:534)
2005-11-14 15:07:54,399 TRACE [org.jboss.tm.TransactionImpl] startResource(XidImpl[FormatId=257, GlobalId=yamato06/2848, BranchQual=1, localId=2848]) leaving: org.firebirdsql.jca.FBManagedConnection@1852696 flags=0
2005-11-14 15:07:54,399 INFO [org.jboss.resource.connectionmanager.TxConnectionManager] Could not enlist in transaction on entering meta-aware object!
javax.transaction.SystemException: enlistResource failed
at org.jboss.resource.connectionmanager.TxConnectionManager$TxConnectionEventListener.enlist(TxConnectionManager.java:448)
at org.jboss.resource.connectionmanager.TxConnectionManager.managedConnectionReconnected(TxConnectionManager.java:324)
at org.jboss.resource.connectionmanager.BaseConnectionManager2.allocateConnection(BaseConnectionManager2.java:454)
at org.jboss.resource.connectionmanager.BaseConnectionManager2$ConnectionManagerProxy.allocateConnection(BaseConnectionManager2.java:838)
at org.firebirdsql.jdbc.FBDataSource.getConnection(FBDataSource.java:85)
at itj.ejb.common.SQLCmn.makeConnection(SQLCmn.java:23)
at itj.ejb.customer.CustomerCtrlBean.updateCustomer(CustomerCtrlBean.java:123)
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:324)
at org.jboss.invocation.Invocation.performCall(Invocation.java:345)
at org.jboss.ejb.StatelessSessionContainer$ContainerInterceptor.invoke(StatelessSessionContainer.java:214)
at org.jboss.resource.connectionmanager.CachedConnectionInterceptor.invoke(CachedConnectionInterceptor.java:185)
at org.jboss.ejb.plugins.StatelessSessionInstanceInterceptor.invoke(StatelessSessionInstanceInterceptor.java:113)
at org.jboss.webservice.server.ServiceEndpointInterceptor.invoke(ServiceEndpointInterceptor.java:51)
at org.jboss.ejb.plugins.CallValidationInterceptor.invoke(CallValidationInterceptor.java:48)
at org.jboss.ejb.plugins.AbstractTxInterceptor.invokeNext(AbstractTxInterceptor.java:105)
at org.jboss.ejb.plugins.TxInterceptorCMT.runWithTransactions(TxInterceptorCMT.java:313)
at org.jboss.ejb.plugins.TxInterceptorCMT.invoke(TxInterceptorCMT.java:146)
at org.jboss.ejb.plugins.SecurityInterceptor.invoke(SecurityInterceptor.java:122)
at org.jboss.ejb.plugins.LogInterceptor.invoke(LogInterceptor.java:192)
at org.jboss.ejb.plugins.ProxyFactoryFinderInterceptor.invoke(ProxyFactoryFinderInterceptor.java:122)
at org.jboss.ejb.SessionContainer.internalInvoke(SessionContainer.java:624)
at org.jboss.ejb.Container.invoke(Container.java:870)
at sun.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:324)
at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:144)
at org.jboss.mx.server.Invocation.dispatch(Invocation.java:80)
at org.jboss.mx.server.Invocation.invoke(Invocation.java:72)
at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:249)
at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:642)
at org.jboss.invocation.jrmp.server.JRMPInvoker$MBeanServerAction.invoke(JRMPInvoker.java:805)
at org.jboss.invocation.jrmp.server.JRMPInvoker.invoke(JRMPInvoker.java:406)
at sun.reflect.GeneratedMethodAccessor78.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:324)
at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:261)
at sun.rmi.transport.Transport$1.run(Transport.java:148)
at java.security.AccessController.doPrivileged(Native Method)
at sun.rmi.transport.Transport.serviceCall(Transport.java:144)
at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:460)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:701)
at java.lang.Thread.run(Thread.java:534)