Hello every one
i created a simple webapp with GWT & jdo and i would deploy it to google
app engine but when i test it locally ( in a moment where i want to save
data to database ) it generate the ERROR :
log4j:WARN No appenders could be found for logger
(org.hibernate.validator.util.Version).
log4j:WARN Please initialize the log4j system properly.
com.google.gwt.requestfactory.server.ReportableException: Server Error:
Index: 0
at
com.google.gwt.requestfactory.server.ServiceLayerDecorator.report(ServiceLayerDecorator.java:211)
at
com.google.gwt.requestfactory.server.ReflectiveServiceLayer.invoke(ReflectiveServiceLayer.java:171)
at
com.google.gwt.requestfactory.server.ServiceLayerDecorator.invoke(ServiceLayerDecorator.java:89)
at
com.google.gwt.requestfactory.server.ServiceLayerDecorator.invoke(ServiceLayerDecorator.java:89)
at
com.google.gwt.requestfactory.server.ReflectiveServiceLayer.isLive(ReflectiveServiceLayer.java:182)
at
com.google.gwt.requestfactory.server.ServiceLayerDecorator.isLive(ServiceLayerDecorator.java:94)
at
com.google.gwt.requestfactory.server.LocatorServiceLayer.doIsLive(LocatorServiceLayer.java:188)
at
com.google.gwt.requestfactory.server.LocatorServiceLayer.isLive(LocatorServiceLayer.java:79)
at
com.google.gwt.requestfactory.server.ServiceLayerDecorator.isLive(ServiceLayerDecorator.java:94)
at
com.google.gwt.requestfactory.server.SimpleRequestProcessor.createReturnOperations(SimpleRequestProcessor.java:266)
at
com.google.gwt.requestfactory.server.SimpleRequestProcessor.process(SimpleRequestProcessor.java:226)
at
com.google.gwt.requestfactory.server.SimpleRequestProcessor.process(SimpleRequestProcessor.java:125)
at
com.google.gwt.requestfactory.server.RequestFactoryServlet.doPost(RequestFactoryServlet.java:118)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
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$CachedChain.doFilter(ServletHandler.java:1166)
at
com.google.appengine.tools.development.HeaderVerificationFilter.doFilter(HeaderVerificationFilter.java:35)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
at
com.google.appengine.api.blobstore.dev.ServeBlobFilter.doFilter(ServeBlobFilter.java:60)
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
com.google.appengine.tools.development.StaticFileFilter.doFilter(StaticFileFilter.java:122)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
at
com.google.appengine.tools.development.BackendServersFilter.doFilter(BackendServersFilter.java:97)
at
org.mortbay.jetty.servlet.ServletHandler$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.appengine.tools.development.DevAppEngineWebAppContext.handle(DevAppEngineWebAppContext.java:78)
at
org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
at
com.google.appengine.tools.development.JettyContainerService$ApiProxyHandler.handle(JettyContainerService.java:362)
at
org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
at org.mortbay.jetty.Server.handle(Server.java:326)
at
org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542)
at
org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:938)
at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:755)
at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:218)
at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)
at
org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:409)
at
org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
Caused by: java.lang.IndexOutOfBoundsException: Index: 0
at java.util.Collections$EmptyList.get(Collections.java:2970)
at com.example.contactList.model.Contact.findContact(Contact.java:112)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at
com.google.appengine.tools.development.agent.runtime.Runtime.invoke(Runtime.java:104)
at
com.google.gwt.requestfactory.server.ReflectiveServiceLayer.invoke(ReflectiveServiceLayer.java:160)
If any one have idea how can i resolve this probleme
--
Akram MONCER
Personne
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