I always get this exception when my app does its first datastore query. I
think it's causing me other problems. Is there anything I can do to fix this?
com.google.appengine.repackaged.com.google.common.base.FinalizableReferenceQueue
<init>: Failed to start reference finalizer thread. Reference cleanup will
only occur when new references are created.
java.lang.reflect.InvocationTargetException
at
com.google.appengine.runtime.Request.process-b854b5fdd4c39837(Request.java)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Method.java:40)
at
com.google.appengine.repackaged.com.google.common.base.FinalizableReferenceQueue.<init>(FinalizableReferenceQueue.java:124)
at
com.google.appengine.repackaged.com.google.common.labs.misc.InterningPools$WeakInterningPool.<clinit>(InterningPools.java:104)
at
com.google.appengine.repackaged.com.google.common.labs.misc.InterningPools.newWeakInterningPool(InterningPools.java:48)
at
com.google.appengine.repackaged.com.google.io.protocol.ProtocolSupport.<clinit>(ProtocolSupport.java:55)
at
com.google.apphosting.api.DatastorePb$Query.<init>(DatastorePb.java:1072)
at
com.google.apphosting.api.DatastorePb$Query$1.<init>(DatastorePb.java:2529)
at
com.google.apphosting.api.DatastorePb$Query.<clinit>(DatastorePb.java:2529)
at
com.google.appengine.api.datastore.QueryTranslator.convertToPb(QueryTranslator.java:28)
at
com.google.appengine.api.datastore.DatastoreServiceImpl$PreparedQueryImpl.convertToPb(DatastoreServiceImpl.java:424)
at
com.google.appengine.api.datastore.DatastoreServiceImpl$PreparedQueryImpl.runQuery(DatastoreServiceImpl.java:384)
at
com.google.appengine.api.datastore.DatastoreServiceImpl$PreparedQueryImpl.asQueryResultIterator(DatastoreServiceImpl.java:358)
at
com.google.appengine.api.datastore.DatastoreServiceImpl$PreparedQueryImpl$2.iterator(DatastoreServiceImpl.java:338)
at
com.google.appengine.api.datastore.DatastoreServiceImpl$PreparedQueryImpl$2.iterator(DatastoreServiceImpl.java:336)
at
org.datanucleus.store.appengine.query.RuntimeExceptionWrappingIterable.iterator(RuntimeExceptionWrappingIterable.java:42)
at
org.datanucleus.store.appengine.query.LazyResult.<init>(LazyResult.java:67)
at
org.datanucleus.store.appengine.query.StreamingQueryResult.<init>(StreamingQueryResult.java:63)
at
org.datanucleus.store.appengine.query.DatastoreQuery.newStreamingQueryResultForEntities(DatastoreQuery.java:399)
at
org.datanucleus.store.appengine.query.DatastoreQuery.wrapEntityQueryResult(DatastoreQuery.java:372)
at
org.datanucleus.store.appengine.query.DatastoreQuery.fulfillEntityQuery(DatastoreQuery.java:364)
at
org.datanucleus.store.appengine.query.DatastoreQuery.executeQuery(DatastoreQuery.java:265)
at
org.datanucleus.store.appengine.query.DatastoreQuery.performExecute(DatastoreQuery.java:228)
at
org.datanucleus.store.appengine.query.JDOQLQuery.performExecute(JDOQLQuery.java:85)
at org.datanucleus.store.query.Query.executeQuery(Query.java:1489)
at org.datanucleus.store.query.Query.executeWithArray(Query.java:1371)
at org.datanucleus.store.query.Query.execute(Query.java:1344)
at org.datanucleus.jdo.JDOQuery.execute(JDOQuery.java:221)
at
com.objecteffects.waitlist.db.impl.dao.jdo.AbstractJdoDao.findAll(AbstractJdoDao.java:161)
at
com.objecteffects.waitlist.db.impl.dao.jdo.FacilityDao.findAll(FacilityDao.java:19)
at
com.objecteffects.waitlist.db.impl.dao.jdo.AbstractJdoDao.findAllDetached(AbstractJdoDao.java:174)
at
com.objecteffects.waitlist.db.impl.dao.jdo.FacilityDao.findAllDetached(FacilityDao.java:19)
at
com.objecteffects.waitlist.service.impl.AbstractService.findAllDetached(AbstractService.java:36)
at
com.objecteffects.waitlist.service.impl.FacilityService.findAllDetached(FacilityService.java:25)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Method.java:40)
at
org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:307)
at
org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:196)
at $Proxy12.findAllDetached(Unknown Source)
at
com.objecteffects.waitlist.web.action.FacilityAdminActionBean.prepareView(FacilityAdminActionBean.java:26)
at
com.objecteffects.waitlist.web.action.BaseActionBean.view(BaseActionBean.java:59)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Method.java:40)
at
net.sourceforge.stripes.controller.DispatcherHelper$6.intercept(DispatcherHelper.java:467)
at
net.sourceforge.stripes.controller.ExecutionContext.proceed(ExecutionContext.java:158)
at
net.sourceforge.stripes.controller.BeforeAfterMethodInterceptor.intercept(BeforeAfterMethodInterceptor.java:113)
at
net.sourceforge.stripes.controller.ExecutionContext.proceed(ExecutionContext.java:155)
at
net.sourceforge.stripes.controller.ExecutionContext.wrap(ExecutionContext.java:74)
at
net.sourceforge.stripes.controller.DispatcherHelper.invokeEventHandler(DispatcherHelper.java:465)
at
net.sourceforge.stripes.controller.DispatcherServlet.invokeEventHandler(DispatcherServlet.java:278)
at
net.sourceforge.stripes.controller.DispatcherServlet.service(DispatcherServlet.java:160)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:806)
at
org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1093)
at
net.sourceforge.stripes.controller.StripesFilter.doFilter(StripesFilter.java:247)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
at
com.google.apphosting.runtime.jetty.SaveSessionFilter.doFilter(SaveSessionFilter.java:35)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
at
com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter(TransactionCleanupFilter.java:43)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
at
org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:360)
at
org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
at
org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)
at
org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:712)
at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405)
at
com.google.apphosting.runtime.jetty.AppVersionHandlerMap.handle(AppVersionHandlerMap.java:238)
at
org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:139)
at org.mortbay.jetty.Server.handle(Server.java:313)
at
org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:506)
at
org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:830)
at
com.google.apphosting.runtime.jetty.RpcRequestParser.parseAvailable(RpcRequestParser.java:76)
at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:381)
at
com.google.apphosting.runtime.jetty.JettyServletEngineAdapter.serviceRequest(JettyServletEngineAdapter.java:139)
at
com.google.apphosting.runtime.JavaRuntime.handleRequest(JavaRuntime.java:239)
at
com.google.apphosting.base.RuntimePb$EvaluationRuntime$6.handleBlockingRequest(RuntimePb.java:5235)
at
com.google.apphosting.base.RuntimePb$EvaluationRuntime$6.handleBlockingRequest(RuntimePb.java:5233)
at
com.google.net.rpc.impl.BlockingApplicationHandler.handleRequest(BlockingApplicationHandler.java:24)
at com.google.net.rpc.impl.RpcUtil.runRpcInApplication(RpcUtil.java:363)
at com.google.net.rpc.impl.Server$2.run(Server.java:838)
at
com.google.tracing.LocalTraceSpanRunnable.run(LocalTraceSpanRunnable.java:56)
at
com.google.tracing.LocalTraceSpanBuilder.internalContinueSpan(LocalTraceSpanBuilder.java:536)
at com.google.net.rpc.impl.Server.startRpc(Server.java:793)
at com.google.net.rpc.impl.Server.processRequest(Server.java:368)
at com.google.net.rpc.impl.Se
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