Hi, This problem usually happens when you have the Xerces classes bundled along with your application classes. You don't need to bundle Xerces, since it is already provided through the JRE.
Are any of your application libraries (in war/WEB-INF/lib) including Xerces? Can you tell me which libraries are in there? Also, can you tell me what libraries you have on your build path? Thanks, Rajeev On Tue, Jun 16, 2009 at 8:35 PM, JeremyJBarth <[email protected]>wrote: > > I installed Eclipse 3.4, went through the same steps, and got the > exact same stack trace. > > On Jun 16, 6:56 pm, JeremyJBarth <[email protected]> wrote: > > I walked through the steps to the getting started guide on eclipse 3.3 > > (Europa) in a new workspace. I got the below when Debug -> Web > > Application. Deploying to the app engine worked, and it runs fine > > from there. > > > > un 16, 2009 11:54:01 PM com.google.apphosting.utils.jetty.JettyLogger > > warn > > WARNING: failed > > com.google.apphosting.utils.jetty.devappenginewebappcont...@615ef{/,F: > > \playbuoy_workspace0\ThePlaybuoy\war} > > javax.xml.parsers.FactoryConfigurationError: Provider > > com.sun.org.apache.xerces.internal.jaxp.SAXParserFactoryImpl could not > > be instantiated: java.lang.NullPointerException > > at javax.xml.parsers.SAXParserFactory.newInstance(Unknown Source) > > at org.mortbay.xml.XmlParser.<init>(XmlParser.java:69) > > at org.mortbay.jetty.webapp.WebXmlConfiguration.webXmlParser > > (WebXmlConfiguration.java:83) > > at org.mortbay.jetty.webapp.WebXmlConfiguration.<init> > > (WebXmlConfiguration.java:78) > > at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native > > Method) > > at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown > > Source) > > at > sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown > > Source) > > at java.lang.reflect.Constructor.newInstance(Unknown Source) > > at java.lang.Class.newInstance0(Unknown Source) > > at java.lang.Class.newInstance(Unknown Source) > > at org.mortbay.jetty.webapp.WebAppContext.loadConfigurations > > (WebAppContext.java:838) > > at > org.mortbay.jetty.webapp.WebAppContext.doStart(WebAppContext.java: > > 417) > > at org.mortbay.component.AbstractLifeCycle.start > > (AbstractLifeCycle.java:40) > > at org.mortbay.jetty.handler.HandlerWrapper.doStart > > (HandlerWrapper.java:117) > > at org.mortbay.component.AbstractLifeCycle.start > > (AbstractLifeCycle.java:40) > > at org.mortbay.jetty.handler.HandlerWrapper.doStart > > (HandlerWrapper.java:117) > > at org.mortbay.jetty.Server.doStart(Server.java:217) > > at org.mortbay.component.AbstractLifeCycle.start > > (AbstractLifeCycle.java:40) > > at > > > com.google.appengine.tools.development.JettyContainerService.startContainer > > (JettyContainerService.java:147) > > at > > com.google.appengine.tools.development.AbstractContainerService.startup > > (AbstractContainerService.java:116) > > at com.google.appengine.tools.development.DevAppServerImpl.start > > (DevAppServerImpl.java:211) > > at > com.google.appengine.tools.development.gwt.AppEngineLauncher.start > > (AppEngineLauncher.java:86) > > at > com.google.gwt.dev.HostedMode.doStartUpServer(HostedMode.java:365) > > at > com.google.gwt.dev.HostedModeBase.startUp(HostedModeBase.java:590) > > at com.google.gwt.dev.HostedModeBase.run(HostedModeBase.java:397) > > at com.google.gwt.dev.HostedMode.main(HostedMode.java:232) > > Jun 16, 2009 11:54:01 PM com.google.apphosting.utils.jetty.JettyLogger > > warn > > WARNING: Nested in javax.xml.parsers.FactoryConfigurationError: > > Provider com.sun.org.apache.xerces.internal.jaxp.SAXParserFactoryImpl > > could not be instantiated: java.lang.NullPointerException: > > java.lang.NullPointerException > > at javax.xml.parsers.FactoryFinder.newInstance(Unknown Source) > > at javax.xml.parsers.FactoryFinder.find(Unknown Source) > > at javax.xml.parsers.SAXParserFactory.newInstance(Unknown Source) > > at org.mortbay.xml.XmlParser.<init>(XmlParser.java:69) > > at org.mortbay.jetty.webapp.WebXmlConfiguration.webXmlParser > > (WebXmlConfiguration.java:83) > > at org.mortbay.jetty.webapp.WebXmlConfiguration.<init> > > (WebXmlConfiguration.java:78) > > at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native > > Method) > > at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown > > Source) > > at > sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown > > Source) > > at java.lang.reflect.Constructor.newInstance(Unknown Source) > > at java.lang.Class.newInstance0(Unknown Source) > > at java.lang.Class.newInstance(Unknown Source) > > at org.mortbay.jetty.webapp.WebAppContext.loadConfigurations > > (WebAppContext.java:838) > > at > org.mortbay.jetty.webapp.WebAppContext.doStart(WebAppContext.java: > > 417) > > at org.mortbay.component.AbstractLifeCycle.start > > (AbstractLifeCycle.java:40) > > at org.mortbay.jetty.handler.HandlerWrapper.doStart > > (HandlerWrapper.java:117) > > at org.mortbay.component.AbstractLifeCycle.start > > (AbstractLifeCycle.java:40) > > at org.mortbay.jetty.handler.HandlerWrapper.doStart > > (HandlerWrapper.java:117) > > at org.mortbay.jetty.Server.doStart(Server.java:217) > > at org.mortbay.component.AbstractLifeCycle.start > > (AbstractLifeCycle.java:40) > > at > > > com.google.appengine.tools.development.JettyContainerService.startContainer > > (JettyContainerService.java:147) > > at > > com.google.appengine.tools.development.AbstractContainerService.startup > > (AbstractContainerService.java:116) > > at com.google.appengine.tools.development.DevAppServerImpl.start > > (DevAppServerImpl.java:211) > > at > com.google.appengine.tools.development.gwt.AppEngineLauncher.start > > (AppEngineLauncher.java:86) > > at > com.google.gwt.dev.HostedMode.doStartUpServer(HostedMode.java:365) > > at > com.google.gwt.dev.HostedModeBase.startUp(HostedModeBase.java:590) > > at com.google.gwt.dev.HostedModeBase.run(HostedModeBase.java:397) > > at com.google.gwt.dev.HostedMode.main(HostedMode.java:232) > > Jun 16, 2009 11:54:01 PM com.google.apphosting.utils.jetty.JettyLogger > > warn > > WARNING: failed jettycontainerservice$apiproxyhand...@de5f11 > > javax.xml.parsers.FactoryConfigurationError: Provider > > com.sun.org.apache.xerces.internal.jaxp.SAXParserFactoryImpl could not > > be instantiated: java.lang.NullPointerException > > at javax.xml.parsers.SAXParserFactory.newInstance(Unknown Source) > > at org.mortbay.xml.XmlParser.<init>(XmlParser.java:69) > > at org.mortbay.jetty.webapp.WebXmlConfiguration.webXmlParser > > (WebXmlConfiguration.java:83) > > at org.mortbay.jetty.webapp.WebXmlConfiguration.<init> > > (WebXmlConfiguration.java:78) > > at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native > > Method) > > at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown > > Source) > > at > sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown > > Source) > > at java.lang.reflect.Constructor.newInstance(Unknown Source) > > at java.lang.Class.newInstance0(Unknown Source) > > at java.lang.Class.newInstance(Unknown Source) > > at org.mortbay.jetty.webapp.WebAppContext.loadConfigurations > > (WebAppContext.java:838) > > at > org.mortbay.jetty.webapp.WebAppContext.doStart(WebAppContext.java: > > 417) > > at org.mortbay.component.AbstractLifeCycle.start > > (AbstractLifeCycle.java:40) > > at org.mortbay.jetty.handler.HandlerWrapper.doStart > > (HandlerWrapper.java:117) > > at org.mortbay.component.AbstractLifeCycle.start > > (AbstractLifeCycle.java:40) > > at org.mortbay.jetty.handler.HandlerWrapper.doStart > > (HandlerWrapper.java:117) > > at org.mortbay.jetty.Server.doStart(Server.java:217) > > at org.mortbay.component.AbstractLifeCycle.start > > (AbstractLifeCycle.java:40) > > at > > > com.google.appengine.tools.development.JettyContainerService.startContainer > > (JettyContainerService.java:147) > > at > > com.google.appengine.tools.development.AbstractContainerService.startup > > (AbstractContainerService.java:116) > > at com.google.appengine.tools.development.DevAppServerImpl.start > > (DevAppServerImpl.java:211) > > at > com.google.appengine.tools.development.gwt.AppEngineLauncher.start > > (AppEngineLauncher.java:86) > > at > com.google.gwt.dev.HostedMode.doStartUpServer(HostedMode.java:365) > > at > com.google.gwt.dev.HostedModeBase.startUp(HostedModeBase.java:590) > > at com.google.gwt.dev.HostedModeBase.run(HostedModeBase.java:397) > > at com.google.gwt.dev.HostedMode.main(HostedMode.java:232) > > Jun 16, 2009 11:54:01 PM com.google.apphosting.utils.jetty.JettyLogger > > warn > > WARNING: Nested in javax.xml.parsers.FactoryConfigurationError: > > Provider com.sun.org.apache.xerces.internal.jaxp.SAXParserFactoryImpl > > could not be instantiated: java.lang.NullPointerException: > > java.lang.NullPointerException > > at javax.xml.parsers.FactoryFinder.newInstance(Unknown Source) > > at javax.xml.parsers.FactoryFinder.find(Unknown Source) > > at javax.xml.parsers.SAXParserFactory.newInstance(Unknown Source) > > at org.mortbay.xml.XmlParser.<init>(XmlParser.java:69) > > at org.mortbay.jetty.webapp.WebXmlConfiguration.webXmlParser > > (WebXmlConfiguration.java:83) > > at org.mortbay.jetty.webapp.WebXmlConfiguration.<init> > > (WebXmlConfiguration.java:78) > > at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native > > Method) > > at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown > > Source) > > at > sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown > > Source) > > at java.lang.reflect.Constructor.newInstance(Unknown Source) > > at java.lang.Class.newInstance0(Unknown Source) > > at java.lang.Class.newInstance(Unknown Source) > > at org.mortbay.jetty.webapp.WebAppContext.loadConfigurations > > (WebAppContext.java:838) > > at > org.mortbay.jetty.webapp.WebAppContext.doStart(WebAppContext.java: > > 417) > > at org.mortbay.component.AbstractLifeCycle.start > > (AbstractLifeCycle.java:40) > > at org.mortbay.jetty.handler.HandlerWrapper.doStart > > (HandlerWrapper.java:117) > > at org.mortbay.component.AbstractLifeCycle.start > > (AbstractLifeCycle.java:40) > > at org.mortbay.jetty.handler.HandlerWrapper.doStart > > (HandlerWrapper.java:117) > > at org.mortbay.jetty.Server.doStart(Server.java:217) > > at org.mortbay.component.AbstractLifeCycle.start > > (AbstractLifeCycle.java:40) > > at > > > com.google.appengine.tools.development.JettyContainerService.startContainer > > (JettyContainerService.java:147) > > at > > com.google.appengine.tools.development.AbstractContainerService.startup > > (AbstractContainerService.java:116) > > at com.google.appengine.tools.development.DevAppServerImpl.start > > (DevAppServerImpl.java:211) > > at > com.google.appengine.tools.development.gwt.AppEngineLauncher.start > > (AppEngineLauncher.java:86) > > at > com.google.gwt.dev.HostedMode.doStartUpServer(HostedMode.java:365) > > at > com.google.gwt.dev.HostedModeBase.startUp(HostedModeBase.java:590) > > at com.google.gwt.dev.HostedModeBase.run(HostedModeBase.java:397) > > at com.google.gwt.dev.HostedMode.main(HostedMode.java:232) > > Jun 16, 2009 11:54:01 PM com.google.apphosting.utils.jetty.JettyLogger > > warn > > WARNING: Error starting handlers > > javax.xml.parsers.FactoryConfigurationError: Provider > > com.sun.org.apache.xerces.internal.jaxp.SAXParserFactoryImpl could not > > be instantiated: java.lang.NullPointerException > > at javax.xml.parsers.SAXParserFactory.newInstance(Unknown Source) > > at org.mortbay.xml.XmlParser.<init>(XmlParser.java:69) > > at org.mortbay.jetty.webapp.WebXmlConfiguration.webXmlParser > > (WebXmlConfiguration.java:83) > > at org.mortbay.jetty.webapp.WebXmlConfiguration.<init> > > (WebXmlConfiguration.java:78) > > at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native > > Method) > > at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown > > Source) > > at > sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown > > Source) > > at java.lang.reflect.Constructor.newInstance(Unknown Source) > > at java.lang.Class.newInstance0(Unknown Source) > > at java.lang.Class.newInstance(Unknown Source) > > at org.mortbay.jetty.webapp.WebAppContext.loadConfigurations > > (WebAppContext.java:838) > > at > org.mortbay.jetty.webapp.WebAppContext.doStart(WebAppContext.java: > > 417) > > at org.mortbay.component.AbstractLifeCycle.start > > (AbstractLifeCycle.java:40) > > at org.mortbay.jetty.handler.HandlerWrapper.doStart > > (HandlerWrapper.java:117) > > at org.mortbay.component.AbstractLifeCycle.start > > (AbstractLifeCycle.java:40) > > at org.mortbay.jetty.handler.HandlerWrapper.doStart > > (HandlerWrapper.java:117) > > at org.mortbay.jetty.Server.doStart(Server.java:217) > > at org.mortbay.component.AbstractLifeCycle.start > > (AbstractLifeCycle.java:40) > > at > > > com.google.appengine.tools.development.JettyContainerService.startContainer > > (JettyContainerService.java:147) > > at > > com.google.appengine.tools.development.AbstractContainerService.startup > > (AbstractContainerService.java:116) > > at com.google.appengine.tools.development.DevAppServerImpl.start > > (DevAppServerImpl.java:211) > > at > com.google.appengine.tools.development.gwt.AppEngineLauncher.start > > (AppEngineLauncher.java:86) > > at > com.google.gwt.dev.HostedMode.doStartUpServer(HostedMode.java:365) > > at > com.google.gwt.dev.HostedModeBase.startUp(HostedModeBase.java:590) > > at com.google.gwt.dev.HostedModeBase.run(HostedModeBase.java:397) > > at com.google.gwt.dev.HostedMode.main(HostedMode.java:232) > > Jun 16, 2009 11:54:01 PM com.google.apphosting.utils.jetty.JettyLogger > > warn > > WARNING: Nested in javax.xml.parsers.FactoryConfigurationError: > > Provider com.sun.org.apache.xerces.internal.jaxp.SAXParserFactoryImpl > > could not be instantiated: java.lang.NullPointerException: > > java.lang.NullPointerException > > at javax.xml.parsers.FactoryFinder.newInstance(Unknown Source) > > at javax.xml.parsers.FactoryFinder.find(Unknown Source) > > at javax.xml.parsers.SAXParserFactory.newInstance(Unknown Source) > > at org.mortbay.xml.XmlParser.<init>(XmlParser.java:69) > > at org.mortbay.jetty.webapp.WebXmlConfiguration.webXmlParser > > (WebXmlConfiguration.java:83) > > at org.mortbay.jetty.webapp.WebXmlConfiguration.<init> > > (WebXmlConfiguration.java:78) > > at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native > > Method) > > at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown > > Source) > > at > sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown > > Source) > > at java.lang.reflect.Constructor.newInstance(Unknown Source) > > at java.lang.Class.newInstance0(Unknown Source) > > at java.lang.Class.newInstance(Unknown Source) > > at org.mortbay.jetty.webapp.WebAppContext.loadConfigurations > > (WebAppContext.java:838) > > at > org.mortbay.jetty.webapp.WebAppContext.doStart(WebAppContext.java: > > 417) > > at org.mortbay.component.AbstractLifeCycle.start > > (AbstractLifeCycle.java:40) > > at org.mortbay.jetty.handler.HandlerWrapper.doStart > > (HandlerWrapper.java:117) > > at org.mortbay.component.AbstractLifeCycle.start > > (AbstractLifeCycle.java:40) > > at org.mortbay.jetty.handler.HandlerWrapper.doStart > > (HandlerWrapper.java:117) > > at org.mortbay.jetty.Server.doStart(Server.java:217) > > at org.mortbay.component.AbstractLifeCycle.start > > (AbstractLifeCycle.java:40) > > at > > > com.google.appengine.tools.development.JettyContainerService.startContainer > > (JettyContainerService.java:147) > > at > > com.google.appengine.tools.development.AbstractContainerService.startup > > (AbstractContainerService.java:116) > > at com.google.appengine.tools.development.DevAppServerImpl.start > > (DevAppServerImpl.java:211) > > at > com.google.appengine.tools.development.gwt.AppEngineLauncher.start > > (AppEngineLauncher.java:86) > > at > com.google.gwt.dev.HostedMode.doStartUpServer(HostedMode.java:365) > > at > com.google.gwt.dev.HostedModeBase.startUp(HostedModeBase.java:590) > > at com.google.gwt.dev.HostedModeBase.run(HostedModeBase.java:397) > > at com.google.gwt.dev.HostedMode.main(HostedMode.java:232) > > The server is running athttp://localhost:8080/ > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google Web Toolkit" 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-Web-Toolkit?hl=en -~----------~----~----~----~------~----~------~--~---
