eclipse启动报错，让查看.metadata.log日志

1 !SESSION 2013-09-23 17:28:28.484 -----------------------------------------------
2 eclipse.buildId=M20120914-1800
3 java.version=1.7.0_11
4 java.vendor=Oracle Corporation
5 BootLoader constants: OS=win32, ARCH=x86, WS=win32, NL=zh_CN
6 Framework arguments: -product org.eclipse.epp.package.jee.product
7 Command-line arguments: -os win32 -ws win32 -arch x86 -product org.eclipse.epp.package.jee.product
8
9 This is a continuation of log file E:workspace_juno.metadata.bak_0.log
10 Created Time: 2013-09-23 17:29:28.578
11
12 !ENTRY org.eclipse.ui 4 0 2013-09-23 17:29:28.578
13 !MESSAGE Error occurred during status handling
14 !STACK 0
15 java.lang.NullPointerException
16     at org.eclipse.ui.internal.statushandlers.StatusHandlerRegistry.<init>(StatusHandlerRegistry.java:72)
17     at org.eclipse.ui.internal.statushandlers.StatusHandlerRegistry.getDefault(StatusHandlerRegistry.java:91)
18     at org.eclipse.ui.statushandlers.StatusManager.getStatusHandler(StatusManager.java:135)
19     at org.eclipse.ui.statushandlers.StatusManager.handle(StatusManager.java:189)
20     at org.eclipse.ui.statushandlers.StatusManager.handle(StatusManager.java:231)
21     at org.eclipse.ui.statushandlers.StatusManager$StatusManagerLogListener.logging(StatusManager.java:305)
22     at org.eclipse.core.internal.runtime.RuntimeLog.logToListeners(RuntimeLog.java:160)
23     at org.eclipse.core.internal.runtime.PlatformLogWriter.logged(PlatformLogWriter.java:100)
24     at org.eclipse.equinox.log.internal.ExtendedLogReaderServiceFactory.safeLogged(ExtendedLogReaderServiceFactory.java:86)
25     at org.eclipse.equinox.log.internal.ExtendedLogReaderServiceFactory.logPrivileged(ExtendedLogReaderServiceFactory.java:205)
26     at org.eclipse.equinox.log.internal.ExtendedLogReaderServiceFactory.log(ExtendedLogReaderServiceFactory.java:178)
27     at org.eclipse.equinox.log.internal.ExtendedLogServiceFactory.log(ExtendedLogServiceFactory.java:65)
28     at org.eclipse.equinox.log.internal.ExtendedLogServiceImpl.log(ExtendedLogServiceImpl.java:87)
29     at org.eclipse.equinox.log.internal.LoggerImpl.log(LoggerImpl.java:54)
30     at org.eclipse.core.runtime.internal.adaptor.EclipseLogFactory$1.log(EclipseLogFactory.java:53)
31     at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:125)
32     at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
33     at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
34     at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
35     at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:464)
36     at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
37     at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
38     at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
39     at java.lang.ClassLoader.loadClass(ClassLoader.java:356)
40     at org.eclipse.osgi.internal.loader.BundleLoader.loadClass(BundleLoader.java:340)

eclipse启动不了，让查看.metadata.log日志，上面为日志中的错误提示。

解决办法：删除 .metadata.pluginsorg.eclipse.e4.workbench 目录。