And what have you done so far to try to solve this problem?
On Wed, Apr 1, 2009 at 8:48 AM, fatjack1...@googlemail.com <fatjack1...@googlemail.com> wrote: > > Hi there, > > Thanks for your help. That has fixed my last problem, now I am getting > a new one... > > 01-Apr-2009 13:38:15 org.apache.catalina.core.ApplicationContext log > SEVERE: Exception while dispatching incoming RPC call > com.google.gwt.user.server.rpc.UnexpectedException: Service method > 'public abstract com.project.client.ServerSQLData > com.project.client.ServerStatusSQLService.getSQLData()' threw an > unexpected exception: java.lang.NullPointerException > at com.google.gwt.user.server.rpc.RPC.encodeResponseForFailure > (RPC.java:360) > at com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse > (RPC.java:546) > at com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall > (RemoteServiceServlet.java:164) > at com.google.gwt.user.server.rpc.RemoteServiceServlet.doPost > (RemoteServiceServlet.java:86) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) > at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter > (ApplicationFilterChain.java:290) > at org.apache.catalina.core.ApplicationFilterChain.doFilter > (ApplicationFilterChain.java:206) > at org.apache.catalina.core.StandardWrapperValve.invoke > (StandardWrapperValve.java:233) > at org.apache.catalina.core.StandardContextValve.invoke > (StandardContextValve.java:191) > at org.apache.catalina.core.StandardHostValve.invoke > (StandardHostValve.java:128) > at org.apache.catalina.valves.ErrorReportValve.invoke > (ErrorReportValve.java:102) > at org.apache.catalina.core.StandardEngineValve.invoke > (StandardEngineValve.java:109) > at org.apache.catalina.connector.CoyoteAdapter.service > (CoyoteAdapter.java:286) > at org.apache.coyote.http11.Http11Processor.process > (Http11Processor.java:845) > at org.apache.coyote.http11.Http11Protocol > $Http11ConnectionHandler.process(Http11Protocol.java:583) > at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java: > 447) > at java.lang.Thread.run(Unknown Source) > Caused by: java.lang.NullPointerException > at > com.project.server.Management.ServerStartupData.setCategoryArrayList > (ServerStartupData.java:60) > at com.project.server.Management.ServerSQLServiceImpl.getSQLData > (ServerSQLServiceImpl.java:1225) > 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(Unknown Source) > at com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse > (RPC.java:527) > ... 16 more > 01-Apr-2009 13:38:15 org.apache.catalina.core.ApplicationContext log > SEVERE: Exception while dispatching incoming RPC call > com.google.gwt.user.server.rpc.UnexpectedException: Service method > 'public abstract com.project.client.ServerSQLData > com.project.client.ServerStatusSQLService.getSQLData()' threw an > unexpected exception: java.lang.NullPointerException > at com.google.gwt.user.server.rpc.RPC.encodeResponseForFailure > (RPC.java:360) > at com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse > (RPC.java:546) > at com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall > (RemoteServiceServlet.java:164) > at com.google.gwt.user.server.rpc.RemoteServiceServlet.doPost > (RemoteServiceServlet.java:86) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) > at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter > (ApplicationFilterChain.java:290) > at org.apache.catalina.core.ApplicationFilterChain.doFilter > (ApplicationFilterChain.java:206) > at org.apache.catalina.core.StandardWrapperValve.invoke > (StandardWrapperValve.java:233) > at org.apache.catalina.core.StandardContextValve.invoke > (StandardContextValve.java:191) > at org.apache.catalina.core.StandardHostValve.invoke > (StandardHostValve.java:128) > at org.apache.catalina.valves.ErrorReportValve.invoke > (ErrorReportValve.java:102) > at org.apache.catalina.core.StandardEngineValve.invoke > (StandardEngineValve.java:109) > at org.apache.catalina.connector.CoyoteAdapter.service > (CoyoteAdapter.java:286) > at org.apache.coyote.http11.Http11Processor.process > (Http11Processor.java:845) > at org.apache.coyote.http11.Http11Protocol > $Http11ConnectionHandler.process(Http11Protocol.java:583) > at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java: > 447) > at java.lang.Thread.run(Unknown Source) > Caused by: java.lang.NullPointerException > at > com.project.server.Management.ServerStartupData.setCategoryArrayList > (ServerStartupData.java:60) > at com.project.server.Management.ServerSQLServiceImpl.getSQLData > (ServerSQLServiceImpl.java:1225) > 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(Unknown Source) > at com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse > (RPC.java:527) > ... 16 more > > > On Apr 1, 1:16 pm, Isaac Truett <itru...@gmail.com> wrote: >> Yes, it's wrong. Your servlet implements the ServerStatusSQLService >> interface, so that class has to be deployed with the server classes. >> >> On Wed, Apr 1, 2009 at 5:23 AM, fatjack1...@googlemail.com >> >> <fatjack1...@googlemail.com> wrote: >> >> > I have only placed the server and database packages in the WEB-INF/ >> > classes folder i.e. I did not place the client package or the public >> > package in here. Is this wrong? >> >> > Regards, >> > Jack >> >> > On Apr 1, 9:38 am, Radek Jun <radek....@gmail.com> wrote: >> >> It is a little bit weird :(. Are you sure that you have all the >> >> classes right in the WEB-INF/classes and libraries in WEB-INF/lib ? >> >> >> On Apr 1, 1:41 am, "fatjack1...@googlemail.com" >> >> >> <fatjack1...@googlemail.com> wrote: >> >> > Hi, >> >> >> > I have done this and now get a different error. This has changed from >> >> > the other error in that it now says java.lang.ClassNotFoundException: >> >> > com.project.client.ServerStatusSQLService. This class is on the client >> >> > and so am I right in thinking it should have been compiled by GWT? Can >> >> > anyone suggest a reason as to why this would not have worked? FYI this >> >> > class extends the com.google.gwt.user.client.rpc.RemoteService >> >> >> > 01-Apr-2009 00:29:59 org.apache.catalina.core.StandardWrapperValve >> >> > invoke >> >> > SEVERE: Allocate exception for servlet Application-status >> >> > java.lang.ClassNotFoundException: >> >> > com.project.client.ServerStatusSQLService >> >> > at org.apache.catalina.loader.WebappClassLoader.loadClass >> >> > (WebappClassLoader.java:1387) >> >> > at org.apache.catalina.loader.WebappClassLoader.loadClass >> >> > (WebappClassLoader.java:1233) >> >> > at java.lang.ClassLoader.loadClassInternal(Unknown Source) >> >> > at java.lang.ClassLoader.defineClass1(Native Method) >> >> > at java.lang.ClassLoader.defineClass(Unknown Source) >> >> > at java.security.SecureClassLoader.defineClass(Unknown Source) >> >> > at >> >> > org.apache.catalina.loader.WebappClassLoader.findClassInternal >> >> > (WebappClassLoader.java:1847) >> >> > at org.apache.catalina.loader.WebappClassLoader.findClass >> >> > (WebappClassLoader.java:890) >> >> > at org.apache.catalina.loader.WebappClassLoader.loadClass >> >> > (WebappClassLoader.java:1354) >> >> > at org.apache.catalina.loader.WebappClassLoader.loadClass >> >> > (WebappClassLoader.java:1233) >> >> > at org.apache.catalina.core.StandardWrapper.loadServlet >> >> > (StandardWrapper.java:1094) >> >> > at org.apache.catalina.core.StandardWrapper.allocate >> >> > (StandardWrapper.java:808) >> >> > at org.apache.catalina.core.StandardWrapperValve.invoke >> >> > (StandardWrapperValve.java:129) >> >> > at org.apache.catalina.core.StandardContextValve.invoke >> >> > (StandardContextValve.java:191) >> >> > at org.apache.catalina.core.StandardHostValve.invoke >> >> > (StandardHostValve.java:128) >> >> > at org.apache.catalina.valves.ErrorReportValve.invoke >> >> > (ErrorReportValve.java:102) >> >> > at org.apache.catalina.core.StandardEngineValve.invoke >> >> > (StandardEngineValve.java:109) >> >> > at org.apache.catalina.connector.CoyoteAdapter.service >> >> > (CoyoteAdapter.java:286) >> >> > at org.apache.coyote.http11.Http11Processor.process >> >> > (Http11Processor.java:845) >> >> > at org.apache.coyote.http11.Http11Protocol >> >> > $Http11ConnectionHandler.process(Http11Protocol.java:583) >> >> > at >> >> > org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java: >> >> > 447) >> >> > at java.lang.Thread.run(Unknown Source) >> >> > 01-Apr-2009 00:29:59 org.apache.catalina.core.StandardWrapperValve >> >> > invoke >> >> > SEVERE: Allocate exception for servlet Application-status >> >> > java.lang.ClassNotFoundException: >> >> > com.project.client.ServerStatusSQLService >> >> > at org.apache.catalina.loader.WebappClassLoader.loadClass >> >> > (WebappClassLoader.java:1387) >> >> > at org.apache.catalina.loader.WebappClassLoader.loadClass >> >> > (WebappClassLoader.java:1233) >> >> > at java.lang.ClassLoader.loadClassInternal(Unknown Source) >> >> > at java.lang.ClassLoader.defineClass1(Native Method) >> >> >> > On Mar 31, 11:29 pm, Thomas Broyer <t.bro...@gmail.com> wrote: >> >> >> > > On 31 mar, 23:42, "fatjack1...@googlemail.com" >> >> >> > > <fatjack1...@googlemail.com> wrote: >> >> > > > Hi, >> >> >> > > > I have placed my server classes directly in the WEB-INF folder. So >> >> > > > the >> >> > > > directory reads: WEB-INF\com\project\server >> >> >> > > > Have I placed the server files in the wrong folder? >> >> >> > > Yes, it should be WEB-INF/classes/com/project/server (but people tend >> >> > > to JAR the classes and put the jar in WEB-INF/lib) > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To post to this group, send email to Google-Web-Toolkit@googlegroups.com To unsubscribe from this group, send email to google-web-toolkit+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/Google-Web-Toolkit?hl=en -~----------~----~----~----~------~----~------~--~---
