Eclipse Luna无法启动

直到昨天我一直在平稳地使用Eclipse Moon，但现在无法启动。日志中记录的错误消息的初始部分是：

    !SESSION 2015-01-11 21:04:53.605 -----------------------------------------------
eclipse.buildId=4.4.0.I20140606-1215
java.version=1.7.0_51
java.vendor=Oracle Corporation
BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US
Framework arguments:  -product org.eclipse.epp.package.jee.product
Command-line arguments:  -os win32 -ws win32 -arch x86_64 -product org.eclipse.epp.package.jee.product

!ENTRY org.eclipse.osgi 4 0 2015-01-11 21:05:06.042
!MESSAGE FrameworkEvent ERROR
!STACK 0
java.lang.RuntimeException: Error occurred getting the bundle manifest.
    at org.eclipse.osgi.storage.BundleInfo$Generation.getRawHeaders(BundleInfo.java:114)
    at org.eclipse.osgi.storage.BundleInfo$CachedManifest.get(BundleInfo.java:511)
    at org.eclipse.osgi.storage.BundleInfo$CachedManifest.get(BundleInfo.java:1)
    at org.eclipse.equinox.weaving.hooks.SupplementerRegistry.addSupplementer(Unknown Source)
    at org.eclipse.equinox.weaving.hooks.WeavingHook.initialize(Unknown Source)
    at org.eclipse.equinox.weaving.hooks.WeavingHook.start(Unknown Source)
    at org.eclipse.osgi.storage.FrameworkExtensionInstaller.startActivator(FrameworkExtensionInstaller.java:231)
    at org.eclipse.osgi.storage.FrameworkExtensionInstaller.startExtensionActivators(FrameworkExtensionInstaller.java:168)
    at org.eclipse.osgi.internal.framework.SystemBundleActivator.start(SystemBundleActivator.java:100)
    at org.eclipse.osgi.internal.framework.BundleContextImpl$3.run(BundleContextImpl.java:771)
    at org.eclipse.osgi.internal.framework.BundleContextImpl$3.run(BundleContextImpl.java:1)
    at java.security.AccessController.doPrivileged(Native Method)
    at org.eclipse.osgi.internal.framework.BundleContextImpl.startActivator(BundleContextImpl.java:764)
    at org.eclipse.osgi.internal.framework.BundleContextImpl.start(BundleContextImpl.java:721)
    at org.eclipse.osgi.internal.framework.EquinoxBundle.startWorker0(EquinoxBundle.java:936)
    at org.eclipse.osgi.internal.framework.EquinoxBundle$SystemBundle$EquinoxSystemModule.initWorker(EquinoxBundle.java:140)
    at org.eclipse.osgi.container.SystemModule.init(SystemModule.java:83)
    at org.eclipse.osgi.internal.framework.EquinoxBundle$SystemBundle.init(EquinoxBundle.java:209)
    at org.eclipse.osgi.internal.framework.EquinoxBundle$SystemBundle.init(EquinoxBundle.java:201)
    at org.eclipse.osgi.launch.Equinox.init(Equinox.java:168)
    at org.eclipse.core.runtime.adaptor.EclipseStarter.startup(EclipseStarter.java:298)
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:232)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:648)
    at org.eclipse.equinox.launcher.Main.basicRun(Main.java:603)
    at org.eclipse.equinox.launcher.Main.run(Main.java:1465)
    at org.eclipse.equinox.launcher.Main.main(Main.java:1438)
Caused by: org.osgi.framework.BundleException: An error occurred while reading the manifest file.
    at org.eclipse.osgi.framework.util.Headers.parseManifest(Headers.java:282)
    at org.eclipse.osgi.storage.BundleInfo$Generation.getRawHeaders(BundleInfo.java:109)
    ... 29 more

预先感谢您的关注，并希望能给我一些帮助。

每个人的拥抱。