转自：https://breakshell.iteye.com/blog/467130
点 Run As -> Java Application 不能运行，报的错误如下：
- Plug-in org.eclipse.ajdt.ui was unable to load class org.eclipse.ajdt.internal.ui.ajde.CachedRuntimeClasspathEntryResolver.
- org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter$TerminatingClassNotFoundException: An error occurred while automatically activating bundle org.eclipse.ajdt.ui (745).
- at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:125)
- at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:449)
- at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:211)
- at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:376)
- at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:452)
- at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:405)
- at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:393)
- at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:105)
- at java.lang.ClassLoader.loadClass(Unknown Source)
- at org.eclipse.osgi.internal.loader.BundleLoader.loadClass(BundleLoader.java:321)
- at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:231)
- at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadClass(AbstractBundle.java:1193)
- at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:160)
- at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:874)
- at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)
- at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:51)
- at org.eclipse.jdt.internal.launching.RuntimeClasspathEntryResolver.getResolver(RuntimeClasspathEntryResolver.java:52)
- at org.eclipse.jdt.internal.launching.RuntimeClasspathEntryResolver.resolveRuntimeClasspathEntry(RuntimeClasspathEntryResolver.java:44)
- at org.eclipse.jdt.launching.JavaRuntime.resolveRuntimeClasspathEntry(JavaRuntime.java:924)
- at org.eclipse.jdt.launching.StandardClasspathProvider.resolveClasspath(StandardClasspathProvider.java:75)
- at org.eclipse.jdt.launching.JavaRuntime.resolveRuntimeClasspath(JavaRuntime.java:1205)
- at org.eclipse.jdt.launching.AbstractJavaLaunchConfigurationDelegate.getClasspath(AbstractJavaLaunchConfigurationDelegate.java:417)
- at org.eclipse.jdt.launching.JavaLaunchDelegate.launch(JavaLaunchDelegate.java:71)
- at org.eclipse.debug.internal.core.LaunchConfiguration.launch(LaunchConfiguration.java:853)
- at org.eclipse.debug.internal.core.LaunchConfiguration.launch(LaunchConfiguration.java:703)
- at org.eclipse.debug.internal.ui.DebugUIPlugin.buildAndLaunch(DebugUIPlugin.java:866)
- at org.eclipse.debug.internal.ui.DebugUIPlugin$8.run(DebugUIPlugin.java:1069)
- at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
- Caused by: org.osgi.framework.BundleException: The activator org.eclipse.ajdt.ui.AspectJUIPlugin for bundle org.eclipse.ajdt.ui is invalid
- at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:157)
- at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:750)
- at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:352)
- at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:280)
- at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:408)
- at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:111)
- ... 27 more
- Caused by: java.lang.NoClassDefFoundError: org/eclipse/ajdt/core/ras/FFDC
- at java.lang.Class.getDeclaredConstructors0(Native Method)
- at java.lang.Class.privateGetDeclaredConstructors(Unknown Source)
- at java.lang.Class.getConstructor0(Unknown Source)
- at java.lang.Class.newInstance0(Unknown Source)
- at java.lang.Class.newInstance(Unknown Source)
- at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:152)
- ... 32 more
- Caused by: org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter$TerminatingClassNotFoundException: An error occurred while automatically activating bundle org.eclipse.ajdt.core (740).
- at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:125)
- at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:449)
- at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:211)
- at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:376)
- at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:33)
- at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:440)
- at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:405)
- at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:393)
- at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:105)
- at java.lang.ClassLoader.loadClass(Unknown Source)
- at java.lang.ClassLoader.loadClassInternal(Unknown Source)
- at java.lang.Class.forName0(Native Method)
- at java.lang.Class.forName(Unknown Source)
- at org.springframework.ide.eclipse.core.java.JdtUtils.isAjdtPresent(JdtUtils.java:383)
- at org.springframework.ide.eclipse.core.java.JdtUtils.<clinit>(JdtUtils.java:73)
- at org.springframework.ide.eclipse.aop.core.internal.model.AopResourceChangeEvents.isSpringProject(AopResourceChangeEvents.java:33)
- at org.springframework.ide.eclipse.core.internal.model.resources.SpringResourceChangeListener$SpringResourceVisitor.resourceChanged(SpringResourceChangeListener.java:216)
- at org.springframework.ide.eclipse.core.internal.model.resources.SpringResourceChangeListener$SpringResourceVisitor.visit(SpringResourceChangeListener.java:143)
- at org.eclipse.core.internal.events.ResourceDelta.accept(ResourceDelta.java:68)
- at org.eclipse.core.internal.events.ResourceDelta.accept(ResourceDelta.java:79)
- at org.springframework.ide.eclipse.core.internal.model.resources.SpringResourceChangeListener.resourceChanged(SpringResourceChangeListener.java:75)
- at org.eclipse.core.internal.events.NotificationManager$2.run(NotificationManager.java:291)
- at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
- at org.eclipse.core.internal.events.NotificationManager.notify(NotificationManager.java:285)
- at org.eclipse.core.internal.events.NotificationManager.broadcastChanges(NotificationManager.java:149)
- at org.eclipse.core.internal.resources.Workspace.broadcastBuildEvent(Workspace.java:297)
- at org.eclipse.core.internal.events.AutoBuildJob.doBuild(AutoBuildJob.java:136)
- at org.eclipse.core.internal.events.AutoBuildJob.run(AutoBuildJob.java:238)
- ... 1 more
- Caused by: org.osgi.framework.BundleException: Exception in org.eclipse.ajdt.core.AspectJPlugin.start() of bundle org.eclipse.ajdt.core.
- at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:805)
- at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:754)
- at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:352)
- at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:280)
- at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:408)
- at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:111)
- ... 28 more
- Caused by: java.lang.NoClassDefFoundError: org/aspectj/ajde/core/ICompilerConfiguration
- at org.eclipse.ajdt.core.AspectJPlugin.start(AspectJPlugin.java:131)
- at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:782)
- at java.security.AccessController.doPrivileged(Native Method)
- at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:773)
- ... 33 more
- Caused by: java.lang.ClassNotFoundException: org.aspectj.ajde.core.ICompilerConfiguration
- at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:489)
- at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:405)
- at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:393)
- at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:105)
- at java.lang.ClassLoader.loadClass(Unknown Source)
- at java.lang.ClassLoader.loadClassInternal(Unknown Source)
- ... 37 more
- eclipse.buildId=I20090611-1540
- java.version=1.6.0_16
- java.vendor=Sun Microsystems Inc.
- BootLoader constants: OS=win32, ARCH=x86, WS=win32, NL=zh_CN
- Framework arguments: -product org.eclipse.epp.package.jee.product
- Command-line arguments: -os win32 -ws win32 -arch x86 -product org.eclipse.epp.package.jee.product
我的Eclipse3.5版本是:
Eclipse Java EE IDE for Web Developers.
Build id: 20090621-0832
原来是我之前安装Maven插件的时候选择安装了AJDT,只要不安装AJDT插件，程序运行正常。
我想这个应该是AJDT的一个BUG吧。。。