I am having similar issue with com.google.appengine.api.datastore.LazyList but it's to do with writing to Memcache. I haven't changed anything in the application either. Got any idea?
I have posted here: http://groups.google.com/group/google-appengine-java/browse_thread/thread/ea9b91efb23c46a6 On Mar 27, 12:00 am, Melanie Kirchner <[email protected]> wrote: > Hi, > > my app is having some problems lately. I haven't changed anything and > since some hours I'm getting the following exception during the login > proccess (load data from the DB, store them in the session and > redirecht to another page). > > java.lang.RuntimeException: java.io.NotSerializableException: > com.google.appengine.api.datastore.LazyList > at > com.google.apphosting.runtime.jetty.SessionManager.serialize(SessionManager.java: > 393) > at > com.google.apphosting.runtime.jetty.SessionManager.createEntityForSession(SessionManager.java: > 370) > at com.google.apphosting.runtime.jetty.SessionManager > $AppEngineSession.save(SessionManager.java:164) > at > com.google.apphosting.runtime.jetty.SaveSessionFilter.doFilter(SaveSessionFilter.java: > 41) > 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 > $RequestHandler.headerComplete(HttpConnection.java:923) > at > com.google.apphosting.runtime.jetty.RpcRequestParser.parseAvailable(RpcRequestParser.java: > 76) > at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) > at > com.google.apphosting.runtime.jetty.JettyServletEngineAdapter.serviceRequest(JettyServletEngineAdapter.java: > 135) > at > com.google.apphosting.runtime.JavaRuntime.handleRequest(JavaRuntime.java: > 261) > at com.google.apphosting.base.RuntimePb$EvaluationRuntime > $2.handleRequest(RuntimePb.java:9285) > at com.google.net.rpc.impl.RpcUtil.runRpcInApplication(RpcUtil.java: > 437) > at com.google.net.rpc.impl.Server$RpcTask.runInContext(Server.java: > 573) > at com.google.tracing.TraceContext$TraceContextRunnable > $1.run(TraceContext.java:448) > at com.google.tracing.TraceContext.runInContext(TraceContext.java: > 688) > at com.google.tracing.TraceContext > $AbstractTraceContextCallback.runInInheritedContextNoUnref(TraceContext.java: > 326) > at com.google.tracing.TraceContext > $AbstractTraceContextCallback.runInInheritedContext(TraceContext.java: > 318) > at com.google.tracing.TraceContext > $TraceContextRunnable.run(TraceContext.java:446) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java: > 1110) > at java.util.concurrent.ThreadPoolExecutor > $Worker.run(ThreadPoolExecutor.java:603) > at java.lang.Thread.run(Thread.java:636) > Caused by: java.io.NotSerializableException: > com.google.appengine.api.datastore.LazyList > at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java: > 1173) > at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java: > 343) > at java.util.HashMap.writeObject(HashMap.java:1018) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java: > 57) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java: > 43) > at java.lang.reflect.Method.invoke(Method.java:616) > at java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java: > 962) > at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java: > 1478) > at > java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java: > 1409) > at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java: > 1167) > at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java: > 343) > at > com.google.apphosting.runtime.jetty.SessionManager.serialize(SessionManager.java: > 390) > ... 31 more > > Has something changed on App Engine side? Or has someone an idea what/ > why this happend? > > Thanks, > MK -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.
