Which version of gwt-gears.jar are you using?  Make sure you are
running the latest gwt-gears release (1.2.1) and try
gwt-gears-noredist.jar if you are using the Google Plugin.

On Sun, Jul 12, 2009 at 1:49 PM, Maksim Ustinov<[email protected]> wrote:
>
> I just tried to use Gears in my GWT application and got following
> error:
>
> ====================START=============================
>
> Jul 12, 2009 6:26:29 AM com.google.apphosting.utils.jetty.JettyLogger
> info
> INFO: jetty-6.1.x
> Jul 12, 2009 6:26:29 AM com.google.apphosting.utils.jetty.JettyLogger
> warn
> WARNING: failed
> com.google.apphosting.utils.jetty.devappenginewebappcont...@c45809{/,/
> Users/work/workspace/Athena/war}
> javax.xml.parsers.FactoryConfigurationError: Provider
> org.apache.xerces.jaxp.SAXParserFactoryImpl not found
>    at javax.xml.parsers.SAXParserFactory.newInstance
> (SAXParserFactory.java:113)
>    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
> (NativeConstructorAccessorImpl.java:39)
>    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance
> (DelegatingConstructorAccessorImpl.java:27)
>    at java.lang.reflect.Constructor.newInstance(Constructor.java:494)
>    at java.lang.Class.newInstance0(Class.java:350)
>    at java.lang.Class.newInstance(Class.java:303)
>    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)
>
> ====================END===============================
>
> I know this error is because I'm using (1) OS X, (2) Eclipse with
> Google Plugin, (3) JRE 1.5. But I have no choice because Hosted Mode
> plugin requires JRE 1.5 and when I switch to JRE 1.6 Hosted mode
> complains. I also tried to set JRE 1.6 just to the project, still
> Plugin does not like it. This problem occurs only when I'm including
>
> <inherits name='com.google.gwt.gears.Gears'/>
>
> into my gwt.xml file.
>
> Any suggestiong how do I fix this problem?
>
> Thanks
> >
>



-- 
Eric Z. Ayers - GWT Team - Atlanta, GA USA
http://code.google.com/webtoolkit/

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