Yup, Im getting this problem too. Im actually getting "An internal error occurred during: "DataNucleus Enhancer". java.lang.NullPointerException" when I try to build a clean project... I wish it would give me a better error message, or at least a better idea of where the error is occurring!
On Mar 14, 5:30 pm, Diana Cruise <[email protected]> wrote: > Help anyone...the key here is the stack trace but it points to a line > in the generated .java file that came from the .jsp. I am also > getting a null pointer but when I check the line number using the > generated .java on my local system, it does NOT make sense. Hence, > the line number in production is NOT matching the line numbers > locally!!! How do we affectively trouble-shoot a JSP stack dump on > GAE? > > On Mar 13, 3:07 pm, anjolight <[email protected]> wrote: > > > Hi I am getting the same NullPointerException. > > > The challenge is that my app runs fine in my local eclipse but it > > gives me this error when it's deployed to app engine. And the error > > gives me very little information as to what went wrong. > > > What's the best way to debug the nullpointerexception with JSP? > > > On Feb 24, 5:05 pm, "Ikai L (Google)" <[email protected]> wrote: > > > > What's your application ID? > > > > On Fri, Feb 19, 2010 at 12:05 AM, Alberty Pascal > > > <[email protected]>wrote: > > > > > Hi all, > > > > > while updating my application, I got the following stack for all > > > > request made on it. > > > > I try to deploy a really simple new application (created with Eclipse > > > > and its plugin) and got the same stack. > > > > > Any idea ? > > > > > Thanks > > > > > Pascal > > > > >java.lang.NullPointerException > > > > at > > > > com.google.appengine.runtime.Request.process-7d335e6a040b96cc(Request.java) > > > > at org.apache.jsp.index_jsp._jspService(index_jsp.java:44) > > > > 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: > > > > 487) > > > > at > > > > org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java: > > > > 362) > > > > 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 > > > > org.mortbay.jetty.servlet.Dispatcher.forward(Dispatcher.java:268) > > > > at > > > > org.mortbay.jetty.servlet.Dispatcher.forward(Dispatcher.java:126) > > > > at javax.servlet.http.HttpServlet.service(HttpServlet.java:693) > > > > 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 > > > > > com.google.apphosting.utils.servlet.ParseBlobUploadFilter.doFilter(ParseBlobUploadFilter.java: > > > > 97) > > > > 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 > > > > $RequestHandler.headerComplete(HttpConnection.java:830) > > > > at > > > > > com.google.apphosting.runtime.jetty.RpcRequestParser.parseAvailable(RpcRequestParser.java: > > > > 76) > > > > at > > > > org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:381) > > > > at > > > > > com.google.apphosting.runtime.jetty.JettyServletEngineAdapter.serviceRequest(JettyServletEngineAdapter.java: > > > > 135) > > > > at > > > > com.google.apphosting.runtime.JavaRuntime.handleRequest(JavaRuntime.java: > > > > 235) > > > > at com.google.apphosting.base.RuntimePb$EvaluationRuntime > > > > $6.handleBlockingRequest(RuntimePb.java:5485) > > > > at com.google.apphosting.base.RuntimePb$EvaluationRuntime > > > > $6.handleBlockingRequest(RuntimePb.java:5483) > > > > 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:837) > > > > 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:792) > > > > at com.google.net.rpc.impl.Server.processRequest(Server.java:367) > > > > at > > > > > com.google.net.rpc.impl.ServerConnection.messageReceived(ServerConnection.java: > > > > 448) > > > > 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: > > > > 774) > > > > at > > > > com.google.net.async.EventDispatcher.internalLoop(EventDispatcher.java: > > > > 205) > > > > at > > > > com.google.net.async.EventDispatcher.loop(EventDispatcher.java: > > > > 101) > > > > at > > > > com.google.net.rpc.RpcService.runUntilServerShutdown(RpcService.java: > > > > 251) > > > > at com.google.apphosting.runtime.JavaRuntime > > > > $RpcRunnable.run(JavaRuntime.java:394) > > > > at java.lang.Thread.run(Unknown Source) > > > > > -- > > > > 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]<google-appengine-java%2b[email protected]> > > > > . > > > > For more options, visit this group at > > > >http://groups.google.com/group/google-appengine-java?hl=en. > > > > -- > > > Ikai Lan > > > Developer Programs Engineer, Google App > > > Enginehttp://googleappengine.blogspot.com|http://twitter.com/app_engine-Hide > > > quoted text - > > > - Show quoted text 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