I had a similar problem in Eclipse 3.7. I solved it by downgrading to JRE 1.6.
-Markus This mail was written on a mobile device. Please bear with me for any typos. Am 14.11.2011 11:39 schrieb "Oswin" <osw-...@hotmail.com>: > I've installed Eclipse (Indigo) 3.5, and installed Java jdk1.7.0_01. I > also installed the google plugin for Eclipse with the GWT SDK 2.4.0 and the > App Engine SDK 1.5.5 for Eclipse. > The Java JDK has been checked in the preferences at the installed JRE's. > > When I create a new google webapplication with an example code. It appears > to be working normally and the new webapplication is being created as a new > project. > But when I try to run the project. The console comes up with the following > anouncement: > > > Loading modules > > com.demo.Demo > > [ERROR] Unable to find 'com/demo/Demo.gwt.xml' on your classpath; could be > a typo, or maybe you forgot to include a classpath entry for source? > > [ERROR] shell failed in doStartup method > > > > When I try to ignore this error by unchecking this error in google > settings. When I run the program and when I execute the demo, I get this > error message: > > *nov 14, 2011 10:25:53 AM com.google.apphosting.utils.jetty.JettyLogger > info INFO: Logging to JettyLogger(null) via > com.google.apphosting.utils.jetty.JettyLogger nov 14, 2011 10:25:53 AM > com.google.apphosting.utils.config.AppEngineWebXmlReader > readAppEngineWebXml INFO: Successfully processed > C:\Users\Oswin\workspace2\demo\war\WEB-INF/appengine-web.xml nov 14, 2011 > 10:25:53 AM com.google.apphosting.utils.config.AbstractConfigXmlReader > readConfigXml INFO: Successfully processed > C:\Users\Oswin\workspace2\demo\war\WEB-INF/web.xml nov 14, 2011 11:25:55 AM > com.google.appengine.tools.development.DevAppServerImpl start INFO: The > server is running at http://localhost:8888/nov 14, 2011 10:26:11 AM > com.google.apphosting.utils.jetty.JettyLogger warn WARNING: Error for > /demo/greet java.lang.VerifyError: Expecting a stackmap frame at branch > target 17 in method > com.googleapp.demo.server.GreetingServiceImpl.greetServer(Ljava/lang/String;)Ljava/lang/String; > at offset 4 at java.lang.Class.getDeclaredConstructors0(Native Method) at > java.lang.Class.privateGetDeclaredConstructors(Class.java:2404) at > java.lang.Class.getConstructor0(Class.java:2714) at > java.lang.Class.newInstance0(Class.java:343) at > java.lang.Class.newInstance(Class.java:325) at > org.mortbay.jetty.servlet.Holder.newInstance(Holder.java:153) at > org.mortbay.jetty.servlet.ServletHolder.initServlet(ServletHolder.java:428) > at > org.mortbay.jetty.servlet.ServletHolder.getServlet(ServletHolder.java:339) > at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487) > 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:58) > 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.apphosting.utils.jetty.DevAppEngineWebAppContext.handle(DevAppEngineWebAppContext.java:70) > at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) > at > com.google.appengine.tools.development.JettyContainerService$ApiProxyHandler.handle(JettyContainerService.java:351) > at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) > at org.mortbay.jetty.Server.handle(Server.java:326) at > org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542) at > org.mortbay.jetty.HttpConnection$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) > * > > > How can I solve this problem? > > -- > You received this message because you are subscribed to the Google Groups > "Google App Engine for Java" group. > To view this discussion on the web visit > https://groups.google.com/d/msg/google-appengine-java/-/VHx0H1uzQLwJ. > 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. > -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. 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