Eclipse Junoプラグイン更新後にワークスペースを開くことができません

Question

Eclipse Junoでプラグインを更新しました。

具体的にはGWT 2.5 development pluginです。

私は正常にそれにインストールされ、そのそれが終了し、ログからすべての例外をダンプするため申し訳ありませんが、エラー

"Unable to open the workbench,see the error logs" 

を得た再起動しようとしたとき、私は見つけるdid'ntことrestart.Afterを求めた後、ここの手がかり。

!SESSION 2013-08-15 16:00:26.913 ----------------------------------------------- 
eclipse.buildId=I20121031-2000 
java.version=1.7.0_25 
java.vendor=Oracle Corporation 
BootLoader constants: OS=win32, ARCH=x86, WS=win32, NL=en_US 
Framework arguments: -product org.eclipse.epp.package.java.product 
Command-line arguments: -os win32 -ws win32 -arch x86 -product org.eclipse.epp.package.java.product 

!ENTRY org.eclipse.e4.ui.workbench 4 0 2013-08-15 16:00:29.745 
!MESSAGE Unable to create class 'org.eclipse.e4.core.commands.CommandServiceAddon' from bundle '85' 
!STACK 0 
org.eclipse.e4.core.di.InjectionException: java.lang.ClassCastException: Cannot cast org.eclipse.core.commands.CommandManager to org.eclipse.core.commands.CommandManager 
    at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:63) 
    at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:861) 
    at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:113) 
    at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:321) 
    at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:255) 
    at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:185) 
    at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) 
    at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:71) 
    at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:49) 
    at org.eclipse.e4.ui.internal.workbench.swt.E4Application.createE4Workbench(E4Application.java:258) 
    at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:556) 
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) 
    at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:542) 
    at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) 
    at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124) 
    at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) 
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110) 
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79) 
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353) 
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180) 
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) 
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) 
    at java.lang.reflect.Method.invoke(Unknown Source) 
    at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629) 
    at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584) 
    at org.eclipse.equinox.launcher.Main.run(Main.java:1438) 
Caused by: java.lang.ClassCastException: Cannot cast org.eclipse.core.commands.CommandManager to org.eclipse.core.commands.CommandManager 
    at java.lang.Class.cast(Unknown Source) 
    at org.eclipse.e4.core.internal.contexts.EclipseContext.get(EclipseContext.java:557) 
    at org.eclipse.e4.core.commands.CommandServiceAddon.init(CommandServiceAddon.java:30) 
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) 
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) 
    at java.lang.reflect.Method.invoke(Unknown Source) 
    at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:56) 
    ... 26 more 

!ENTRY org.eclipse.e4.ui.workbench 4 0 2013-08-15 16:00:29.753 
!MESSAGE Unable to create class 'org.eclipse.e4.ui.internal.workbench.addons.CommandProcessingAddon' from bundle '98' 
!STACK 0 
org.eclipse.e4.core.di.InjectionException: Unable to process "CommandProcessingAddon.commandService": no actual value was found for the argument "ECommandService". 
    at org.eclipse.e4.core.internal.di.InjectorImpl.reportUnresolvedArgument(InjectorImpl.java:396) 
    at org.eclipse.e4.core.internal.di.InjectorImpl.resolveRequestorArgs(InjectorImpl.java:387) 
    at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:102) 
    at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:321) 
    at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:255) 
    at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:185) 
    at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) 
    at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:71) 
    at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:49) 
    at org.eclipse.e4.ui.internal.workbench.swt.E4Application.createE4Workbench(E4Application.java:258) 
    at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:556) 
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) 
    at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:542) 
    at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) 
    at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124) 
    at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) 
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110) 
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79) 
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353) 
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180) 
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) 
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) 
    at java.lang.reflect.Method.invoke(Unknown Source) 
    at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629) 
    at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584) 
    at org.eclipse.equinox.launcher.Main.run(Main.java:1438) 

!ENTRY org.eclipse.e4.ui.workbench 4 0 2013-08-15 16:00:29.758 
!MESSAGE Unable to create class 'org.eclipse.e4.ui.workbench.swt.util.BindingProcessingAddon' from bundle '101' 
!STACK 0 
org.eclipse.e4.core.di.InjectionException: Unable to process "BindingProcessingAddon.commandService": no actual value was found for the argument "ECommandService". 
    at org.eclipse.e4.core.internal.di.InjectorImpl.reportUnresolvedArgument(InjectorImpl.java:396) 
    at org.eclipse.e4.core.internal.di.InjectorImpl.resolveRequestorArgs(InjectorImpl.java:387) 
    at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:102) 
    at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:321) 
    at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:255) 
    at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:185) 
    at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:105) 
    at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:71) 
    at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:49) 
    at org.eclipse.e4.ui.internal.workbench.swt.E4Application.createE4Workbench(E4Application.java:258) 
    at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:556) 
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) 
    at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:542) 
    at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) 
    at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124) 
    at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) 
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110) 
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79) 
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353) 
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180) 
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) 
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) 
    at java.lang.reflect.Method.invoke(Unknown Source) 
    at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629) 
    at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584) 
    at org.eclipse.equinox.launcher.Main.run(Main.java:1438) 

Answer 1

Eclipseの作業領域に関する問題は痛い傾向があります。インストールパスに進み、configuration\org.eclipse.equinox.simpleconfigurator\を見つけてください。

bundles.infoを開き、org.eclipse.core.commandsの重複エントリの下位バージョンを削除します。次に、-cleanオプションを使用してEclipseを再始動します。