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我使用vaadin 6開發了一個GWT小部件。我需要使用DevMode(託管模式)來測試小部件。我正在使用Eclipse(Helios)。在運行我爲IE,FF和Chrome測試的DevMode時,我的瀏覽器能夠連接到GWT代碼服務器:9997,但遇到以下問題;GWT DevMode問題
00:14:51.014 [ERROR] Failed to load module 'com.example.testing.TestingWidgetset' from user agent 'Mozilla/5.0 (Windows NT 6.1; WOW64; rv:26.0) Gecko/20100101 Firefox/26.0' at 127.0.0.1:53754
java.lang.NoSuchFieldError: warningThreshold
at com.google.gwt.dev.javac.JdtCompiler.getCompilerOptions(JdtCompiler.java:400)
at com.google.gwt.dev.javac.JdtCompiler$CompilerImpl.<init>(JdtCompiler.java:228)
at com.google.gwt.dev.javac.JdtCompiler.doCompile(JdtCompiler.java:689)
at com.google.gwt.dev.javac.CompilationStateBuilder$CompileMoreLater.compile(CompilationStateBuilder.java:215)
at com.google.gwt.dev.javac.CompilationStateBuilder.doBuildFrom(CompilationStateBuilder.java:406)
at com.google.gwt.dev.javac.CompilationStateBuilder.buildFrom(CompilationStateBuilder.java:299)
at com.google.gwt.dev.cfg.ModuleDef.getCompilationState(ModuleDef.java:325)
at com.google.gwt.dev.DevModeBase$UiBrowserWidgetHostImpl.createModuleSpaceHost(DevModeBase.java:105)
at com.google.gwt.dev.shell.OophmSessionHandler.loadModule(OophmSessionHandler.java:190)
at com.google.gwt.dev.shell.BrowserChannelServer.processConnection(BrowserChannelServer.java:510)
at com.google.gwt.dev.shell.BrowserChannelServer.run(BrowserChannelServer.java:352)
at java.lang.Thread.run(Unknown Source)