Re: Problem with maps API

Hello all,
I am having the same error. Can you please brief me about "release candidate" ? Also author who posted this question, can u please tell if you found the solution?

Thanks in advance.

On Tuesday, June 28, 2011 12:37:07 AM UTC+5:30, zundel wrote:

Try downloading the release candidate for gwt-maps.  That should solve this problem.

On Sun, Jun 26, 2011 at 2:12 PM, dharma teja <dharm...@gmail.com> wrote:

hi all,
 I am new to GWT and want to try maps using GWT . My stack trace is

23:34:16.179 [ERROR] [demogwtmaps] Uncaught exception escaped
java.lang.ExceptionInInitializerError: null
   at com.google.gwt.maps.client.MapWidget.<init>(MapWidget.java:253)
   at com.google.gwt.maps.client.MapWidget.<init>(MapWidget.java:284)
   at com.google.gwt.maps.client.MapWidget.<init>(MapWidget.java:235)
   at org.gonevertical.demogwtmaps.client.Demo1.buildUi(Demo1.java:
45)
   at org.gonevertical.demogwtmaps.client.Demo1.access$0(Demo1.java:
41)
   at org.gonevertical.demogwtmaps.client.Demo1$1.run(Demo1.java:35)
   at
com.google.gwt.ajaxloader.client.ExceptionHelper.runProtected(ExceptionHelper.java:
36)
   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.gwt.dev.shell.MethodAdaptor.invoke(MethodAdaptor.java:103)
   at
com.google.gwt.dev.shell.MethodDispatch.invoke(MethodDispatch.java:71)
   at
com.google.gwt.dev.shell.OophmSessionHandler.invoke(OophmSessionHandler.java:
171)
   at
com.google.gwt.dev.shell.BrowserChannelServer.reactToMessages(BrowserChannelServer.java:
281)
   at
com.google.gwt.dev.shell.BrowserChannelServer.processConnection(BrowserChannelServer.java:
531)
   at
com.google.gwt.dev.shell.BrowserChannelServer.run(BrowserChannelServer.java:
352)
   at java.lang.Thread.run(Thread.java:662)
Caused by: java.lang.RuntimeException: Deferred binding failed for
'com.google.gwt.maps.client.impl.MapImpl' (did you forget to inherit a
required module?)
   at
com.google.gwt.dev.shell.GWTBridgeImpl.create(GWTBridgeImpl.java:53)
   at com.google.gwt.core.client.GWT.create(GWT.java:98)
   at com.google.gwt.maps.client.impl.MapImpl.<clinit>(MapImpl.java:
45)
   at com.google.gwt.maps.client.MapWidget.<init>(MapWidget.java:253)
   at com.google.gwt.maps.client.MapWidget.<init>(MapWidget.java:284)
   at com.google.gwt.maps.client.MapWidget.<init>(MapWidget.java:235)
   at org.gonevertical.demogwtmaps.client.Demo1.buildUi(Demo1.java:
45)
   at org.gonevertical.demogwtmaps.client.Demo1.access$0(Demo1.java:
41)
   at org.gonevertical.demogwtmaps.client.Demo1$1.run(Demo1.java:35)
   at
com.google.gwt.ajaxloader.client.ExceptionHelper.runProtected(ExceptionHelper.java:
36)
   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.gwt.dev.shell.MethodAdaptor.invoke(MethodAdaptor.java:103)
   at
com.google.gwt.dev.shell.MethodDispatch.invoke(MethodDispatch.java:71)
   at
com.google.gwt.dev.shell.OophmSessionHandler.invoke(OophmSessionHandler.java:
171)
   at
com.google.gwt.dev.shell.BrowserChannelServer.reactToMessages(BrowserChannelServer.java:
281)
   at
com.google.gwt.dev.shell.BrowserChannelServer.processConnection(BrowserChannelServer.java:
531)
   at
com.google.gwt.dev.shell.BrowserChannelServer.run(BrowserChannelServer.java:
352)
   at java.lang.Thread.run(Thread.java:662)
Caused by: java.lang.IncompatibleClassChangeError: Found interface
com.google.gwt.core.ext.typeinfo.JClassType, but class was expected
   at
com.google.gwt.maps.jsio.rebind.JSWrapperGenerator.generate(JSWrapperGenerator.java:
277)
   at
com.google.gwt.core.ext.GeneratorExtWrapper.generate(GeneratorExtWrapper.java:
48)
   at
com.google.gwt.core.ext.GeneratorExtWrapper.generateIncrementally(GeneratorExtWrapper.java:
60)
   at
com.google.gwt.dev.javac.StandardGeneratorContext.runGeneratorIncrementally(StandardGeneratorContext.java:
685)
   at
com.google.gwt.dev.cfg.RuleGenerateWith.realize(RuleGenerateWith.java:
41)
   at com.google.gwt.dev.shell.StandardRebindOracle
$Rebinder.rebind(StandardRebindOracle.java:74)
   at
com.google.gwt.dev.shell.StandardRebindOracle.rebind(StandardRebindOracle.java:
291)
   at
com.google.gwt.dev.shell.ShellModuleSpaceHost.rebind(ShellModuleSpaceHost.java:
141)
   at com.google.gwt.dev.shell.ModuleSpace.rebind(ModuleSpace.java:
585)
   at
com.google.gwt.dev.shell.ModuleSpace.rebindAndCreate(ModuleSpace.java:
455)
   at
com.google.gwt.dev.shell.GWTBridgeImpl.create(GWTBridgeImpl.java:49)
   at com.google.gwt.core.client.GWT.create(GWT.java:98)
   at com.google.gwt.maps.client.impl.MapImpl.<clinit>(MapImpl.java:
45)
   at com.google.gwt.maps.client.MapWidget.<init>(MapWidget.java:253)
   at com.google.gwt.maps.client.MapWidget.<init>(MapWidget.java:284)
   at com.google.gwt.maps.client.MapWidget.<init>(MapWidget.java:235)
   at org.gonevertical.demogwtmaps.client.Demo1.buildUi(Demo1.java:
45)
   at org.gonevertical.demogwtmaps.client.Demo1.access$0(Demo1.java:
41)
   at org.gonevertical.demogwtmaps.client.Demo1$1.run(Demo1.java:35)
   at
com.google.gwt.ajaxloader.client.ExceptionHelper.runProtected(ExceptionHelper.java:
36)
   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.gwt.dev.shell.MethodAdaptor.invoke(MethodAdaptor.java:103)
   at
com.google.gwt.dev.shell.MethodDispatch.invoke(MethodDispatch.java:71)
   at
com.google.gwt.dev.shell.OophmSessionHandler.invoke(OophmSessionHandler.java:
171)
   at
com.google.gwt.dev.shell.BrowserChannelServer.reactToMessages(BrowserChannelServer.java:
281)
   at
com.google.gwt.dev.shell.BrowserChannelServer.processConnection(BrowserChannelServer.java:
531)
   at
com.google.gwt.dev.shell.BrowserChannelServer.run(BrowserChannelServer.java:
352)
   at java.lang.Thread.run(Thread.java:662)


i was trying out an example DemomapGWT which was there in codehosting
samples in gwt....

thanks in advance


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