There is problem with class guestbook.Greeting please refer http://code.google.com/appengine/docs/java/datastore/jdo/dataclasses.html
On Tue, Mar 29, 2011 at 7:32 PM, nag raj <nagra...@gmail.com> wrote: > Hi, > Thanks for your response, > > I get the following error, > > Uncaught exception from servlet > javax.jdo.JDOUserException: Persistent class "Class guestbook.Greeting does > not seem to have been enhanced. You may want to rerun the enhancer and check > for errors in the output." has no table in the database, but the operation > requires it. Please check the specification of the MetaData for this class. > > at > org.datanucleus.jdo.NucleusJDOHelper.getJDOExceptionForNucleusException(NucleusJDOHelper.java:375) > at org.datanucleus.jdo.JDOQuery.execute(JDOQuery.java:230) > at org.apache.jsp.guestbook_jsp._jspService(guestbook_jsp.java:85) > > at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) > at > org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511) > at > org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:390) > > 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 org.mortbay.jetty.servlet.Dispatcher.forward(Dispatcher.java:327) > at org.mortbay.jetty.servlet.Dispatcher.forward(Dispatcher.java:126) > > at > com.google.apphosting.runtime.jetty.ResourceFileServlet.serveWelcomeFileAsForward(ResourceFileServlet.java:342) > at > com.google.apphosting.runtime.jetty.ResourceFileServlet.maybeServeWelcomeFile(ResourceFileServlet.java:281) > > at > com.google.apphosting.runtime.jetty.ResourceFileServlet.doGet(ResourceFileServlet.java:142) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) > > 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$RequestHandler.headerComplete(HttpConnection.java:923) > > at > com.google.apphosting.runtime.jetty.RpcRequestParser.parseAvailable(RpcRequestParser.java:76) > at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) > at > com.google.apphosting.runtime.jetty.JettyServletEngineAdapter.serviceRequest(JettyServletEngineAdapter.java:135) > > at > com.google.apphosting.runtime.JavaRuntime.handleRequest(JavaRuntime.java:261) > at > com.google.apphosting.base.RuntimePb$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) > NestedThrowablesStackTrace: > Persistent class "Class guestbook.Greeting does not seem to have been > enhanced. You may want to rerun the enhancer and check for errors in the > output." has no table in the database, but the operation requires it. Please > check the specification of the MetaData for this class. > > org.datanucleus.store.exceptions.NoTableManagedException: Persistent class > "Class guestbook.Greeting does not seem to have been enhanced. You may want > to rerun the enhancer and check for errors in the output." has no table in > the database, but the operation requires it. Please check the specification > of the MetaData for this class. > > at > org.datanucleus.store.appengine.DatastoreManager.getDatastoreClass(DatastoreManager.java:722) > at > org.datanucleus.store.appengine.query.DatastoreQuery.performExecute(DatastoreQuery.java:216) > at > org.datanucleus.store.appengine.query.JDOQLQuery.performExecute(JDOQLQuery.java:89) > > 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 org.apache.jsp.guestbook_jsp._jspService(guestbook_jsp.java:85) > at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) > at > org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511) > > at > org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:390) > 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 org.mortbay.jetty.servlet.Dispatcher.forward(Dispatcher.java:327) > > at org.mortbay.jetty.servlet.Dispatcher.forward(Dispatcher.java:126) > at > com.google.apphosting.runtime.jetty.ResourceFileServlet.serveWelcomeFileAsForward(ResourceFileServlet.java:342) > at > com.google.apphosting.runtime.jetty.ResourceFileServlet.maybeServeWelcomeFile(ResourceFileServlet.java:281) > > at > com.google.apphosting.runtime.jetty.ResourceFileServlet.doGet(ResourceFileServlet.java:142) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) > > 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) > > > I don't understand which database my demo application uses. > > Hope you understood my problem. > > Need help. > > Thanks, > > Nagaraj. > > > -- 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 google-appengine-java@googlegroups.com. To unsubscribe from this group, send email to google-appengine-java+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.
