[google-appengine] Got an Error while retriving all tuples form an entity
Uncaught exception from servlet Object Manager has been closed org.datanucleus.exceptions.NucleusUserException: Object Manager has been closed at com.google.appengine.runtime.Request.process-376dbc5a4dfece22(Request.java) at org.datanucleus.ObjectManagerImpl.assertIsOpen(ObjectManagerImpl.java: 3876) at org.datanucleus.ObjectManagerImpl.getFetchPlan(ObjectManagerImpl.java: 376) at org.datanucleus.store.query.Query.getFetchPlan(Query.java:497) at org.datanucleus.store.appengine.query.DatastoreQuery $6.apply(DatastoreQuery.java:631) at org.datanucleus.store.appengine.query.DatastoreQuery $6.apply(DatastoreQuery.java:630) at org.datanucleus.store.appengine.query.LazyResult.resolveNext(LazyResult.java: 94) at org.datanucleus.store.appengine.query.LazyResult $LazyAbstractListIterator.computeNext(LazyResult.java:215) at org.datanucleus.store.appengine.query.AbstractIterator.tryToComputeNext(AbstractIterator.java: 132) at org.datanucleus.store.appengine.query.AbstractIterator.hasNext(AbstractIterator.java: 127) at org.datanucleus.store.appengine.query.LazyResult $AbstractListIterator.hasNext(LazyResult.java:169) at org.apache.jsp.viewall_jsp._jspService(viewall_jsp.java:49) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94) at javax.servlet.http.HttpServlet.service(HttpServlet.java:806) at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java: 511) at org.mortbay.jetty.servlet.ServletHandler $CachedChain.doFilter(ServletHandler.java:1166) at com.google.apphosting.utils.servlet.ParseBlobUploadFilter.doFilter(ParseBlobUploadFilter.java: 97) at org.mortbay.jetty.servlet.ServletHandler $CachedChain.doFilter(ServletHandler.java:1157) at com.google.apphosting.runtime.jetty.SaveSessionFilter.doFilter(SaveSessionFilter.java: 35) at org.mortbay.jetty.servlet.ServletHandler $CachedChain.doFilter(ServletHandler.java:1157) at com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter(TransactionCleanupFilter.java: 43) at org.mortbay.jetty.servlet.ServletHandler $CachedChain.doFilter(ServletHandler.java:1157) at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java: 388) at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java: 216) at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java: 182) at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java: 765) at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java: 418) at com.google.apphosting.runtime.jetty.AppVersionHandlerMap.handle(AppVersionHandlerMap.java: 238) at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java: 152) at org.mortbay.jetty.Server.handle(Server.java:326) at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java: 542) at org.mortbay.jetty.HttpConnection $RequestHandler.headerComplete(HttpConnection.java:923) at com.google.apphosting.runtime.jetty.RpcRequestParser.parseAvailable(RpcRequestParser.java: 76) at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) at com.google.apphosting.runtime.jetty.JettyServletEngineAdapter.serviceRequest(JettyServletEngineAdapter.java: 135) at com.google.apphosting.runtime.JavaRuntime.handleRequest(JavaRuntime.java: 251) at com.google.apphosting.base.RuntimePb$EvaluationRuntime $6.handleBlockingRequest(RuntimePb.java:6784) at com.google.apphosting.base.RuntimePb$EvaluationRuntime $6.handleBlockingRequest(RuntimePb.java:6782) at com.google.net.rpc.impl.BlockingApplicationHandler.handleRequest(BlockingApplicationHandler.java: 24) at com.google.net.rpc.impl.RpcUtil.runRpcInApplication(RpcUtil.java: 398) at com.google.net.rpc.impl.Server$2.run(Server.java:852) at com.google.tracing.LocalTraceSpanRunnable.run(LocalTraceSpanRunnable.java: 56) at com.google.tracing.LocalTraceSpanBuilder.internalContinueSpan(LocalTraceSpanBuilder.java: 576) at com.google.net.rpc.impl.Server.startRpc(Server.java:807) at com.google.net.rpc.impl.Server.processRequest(Server.java:369) at com.google.net.rpc.impl.ServerConnection.messageReceived(ServerConnection.java: 442) at com.google.net.rpc.impl.RpcConnection.parseMessages(RpcConnection.java: 319) at com.google.net.rpc.impl.RpcConnection.dataReceived(RpcConnection.java: 290) at com.google.net.async.Connection.handleReadEvent(Connection.java: 474) at com.google.net.async.EventDispatcher.processNetworkEvents(EventDispatcher.java: 831) at com.google.net.async.EventDispatcher.internalLoop(EventDispatcher.java: 207) at com.google.net.async.EventDispatcher.loop(EventDispatcher.java: 103) at com.google.net.rpc.RpcService.runUntilServerShutd
Re: [google-appengine] Got an Error while retriving all tuples form an entity
Looks like your closed your persistence manager. It'd be more helpful if you posted some code. On Sun, Sep 5, 2010 at 10:43 PM, Hari wrote: > Uncaught exception from servlet > Object Manager has been closed > org.datanucleus.exceptions.NucleusUserException: Object Manager has > been closed >at > com.google.appengine.runtime.Request.process-376dbc5a4dfece22(Request.java) >at > org.datanucleus.ObjectManagerImpl.assertIsOpen(ObjectManagerImpl.java: > 3876) >at > org.datanucleus.ObjectManagerImpl.getFetchPlan(ObjectManagerImpl.java: > 376) >at org.datanucleus.store.query.Query.getFetchPlan(Query.java:497) >at org.datanucleus.store.appengine.query.DatastoreQuery > $6.apply(DatastoreQuery.java:631) >at org.datanucleus.store.appengine.query.DatastoreQuery > $6.apply(DatastoreQuery.java:630) >at > > org.datanucleus.store.appengine.query.LazyResult.resolveNext(LazyResult.java: > 94) >at org.datanucleus.store.appengine.query.LazyResult > $LazyAbstractListIterator.computeNext(LazyResult.java:215) >at > > org.datanucleus.store.appengine.query.AbstractIterator.tryToComputeNext(AbstractIterator.java: > 132) >at > > org.datanucleus.store.appengine.query.AbstractIterator.hasNext(AbstractIterator.java: > 127) >at org.datanucleus.store.appengine.query.LazyResult > $AbstractListIterator.hasNext(LazyResult.java:169) >at org.apache.jsp.viewall_jsp._jspService(viewall_jsp.java:49) >at > org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94) >at javax.servlet.http.HttpServlet.service(HttpServlet.java:806) >at > org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java: > 511) >at org.mortbay.jetty.servlet.ServletHandler > $CachedChain.doFilter(ServletHandler.java:1166) >at > > com.google.apphosting.utils.servlet.ParseBlobUploadFilter.doFilter(ParseBlobUploadFilter.java: > 97) >at org.mortbay.jetty.servlet.ServletHandler > $CachedChain.doFilter(ServletHandler.java:1157) >at > > com.google.apphosting.runtime.jetty.SaveSessionFilter.doFilter(SaveSessionFilter.java: > 35) >at org.mortbay.jetty.servlet.ServletHandler > $CachedChain.doFilter(ServletHandler.java:1157) >at > > com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter(TransactionCleanupFilter.java: > 43) >at org.mortbay.jetty.servlet.ServletHandler > $CachedChain.doFilter(ServletHandler.java:1157) >at > org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java: > 388) >at > org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java: > 216) >at > org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java: > 182) >at > org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java: > 765) >at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java: > 418) >at > > com.google.apphosting.runtime.jetty.AppVersionHandlerMap.handle(AppVersionHandlerMap.java: > 238) >at > org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java: > 152) >at org.mortbay.jetty.Server.handle(Server.java:326) >at > org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java: > 542) >at org.mortbay.jetty.HttpConnection > $RequestHandler.headerComplete(HttpConnection.java:923) >at > > com.google.apphosting.runtime.jetty.RpcRequestParser.parseAvailable(RpcRequestParser.java: > 76) >at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) >at > > com.google.apphosting.runtime.jetty.JettyServletEngineAdapter.serviceRequest(JettyServletEngineAdapter.java: > 135) >at > com.google.apphosting.runtime.JavaRuntime.handleRequest(JavaRuntime.java: > 251) >at com.google.apphosting.base.RuntimePb$EvaluationRuntime > $6.handleBlockingRequest(RuntimePb.java:6784) >at com.google.apphosting.base.RuntimePb$EvaluationRuntime > $6.handleBlockingRequest(RuntimePb.java:6782) >at > > com.google.net.rpc.impl.BlockingApplicationHandler.handleRequest(BlockingApplicationHandler.java: > 24) >at com.google.net.rpc.impl.RpcUtil.runRpcInApplication(RpcUtil.java: > 398) >at com.google.net.rpc.impl.Server$2.run(Server.java:852) >at > com.google.tracing.LocalTraceSpanRunnable.run(LocalTraceSpanRunnable.java: > 56) >at > > com.google.tracing.LocalTraceSpanBuilder.internalContinueSpan(LocalTraceSpanBuilder.java: > 576) >at com.google.net.rpc.impl.Server.startRpc(Server.java:807) >at com.google.net.rpc.impl.Server.processRequest(Server.java:369) >at > > com.google.net.rpc.impl.ServerConnection.messageReceived(ServerConnection.java: > 442) >at > com.google.net.rpc.impl.RpcConnection.parseMessages(RpcConnection.java: > 319) >at > com.google.net.rpc.impl.RpcConnection.dataReceived(RpcConnection.java: > 290) >at com.google.net.async.Connection.handleRe
