java - 任何更改后 Eclipse 将无法启动

Question

我正在使用 eclipse kepler 开发一些 java 程序，今天早上我遇到了一个新问题:eclipse 无法启动。直到昨天一切正常，但是今天早上当我尝试执行它时我得到了

日志文件包含以下异常:

    !SESSION 2015-07-09 09:55:31.429 -----------------------------------------------
eclipse.buildId=4.3.2.M20140221-1700
java.version=1.7.0_60
java.vendor=Oracle Corporation
BootLoader constants: OS=win32, ARCH=x86, WS=win32, NL=it_IT
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

!ENTRY org.eclipse.osgi 4 0 2015-07-09 09:55:31.757
!MESSAGE Startup error
!STACK 1
java.lang.RuntimeException: Exception in org.eclipse.osgi.framework.internal.core.SystemBundleActivator.start() of bundle org.eclipse.osgi.
    at org.eclipse.osgi.framework.internal.core.InternalSystemBundle.resume(InternalSystemBundle.java:233)
    at org.eclipse.osgi.framework.internal.core.Framework.launch(Framework.java:656)
    at org.eclipse.core.runtime.adaptor.EclipseStarter.startup(EclipseStarter.java:275)
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:177)
    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:636)
    at org.eclipse.equinox.launcher.Main.basicRun(Main.java:591)
    at org.eclipse.equinox.launcher.Main.run(Main.java:1450)
Caused by: org.osgi.framework.BundleException: Exception in org.eclipse.osgi.framework.internal.core.SystemBundleActivator.start() of bundle org.eclipse.osgi.
    at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:734)
    at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683)
    at org.eclipse.osgi.framework.internal.core.InternalSystemBundle.resume(InternalSystemBundle.java:225)
    ... 10 more
Caused by: java.lang.SecurityException: SHA1 digest error for org/eclipse/osgi/internal/module/ResolverImpl.class
    at sun.security.util.ManifestEntryVerifier.verify(Unknown Source)
    at java.util.jar.JarVerifier.processEntry(Unknown Source)
    at java.util.jar.JarVerifier.update(Unknown Source)
    at java.util.jar.JarVerifier$VerifierStream.read(Unknown Source)
    at sun.misc.Resource.getBytes(Unknown Source)
    at java.net.URLClassLoader.defineClass(Unknown Source)
    at java.net.URLClassLoader.access$100(Unknown Source)
    at java.net.URLClassLoader$1.run(Unknown Source)
    at java.net.URLClassLoader$1.run(Unknown Source)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.net.URLClassLoader.findClass(Unknown Source)
    at java.lang.ClassLoader.loadClass(Unknown Source)
    at java.lang.ClassLoader.loadClass(Unknown Source)
    at org.eclipse.osgi.internal.baseadaptor.StateManager.createResolver(StateManager.java:283)
    at org.eclipse.osgi.internal.baseadaptor.StateManager.initializeSystemState(StateManager.java:182)
    at org.eclipse.osgi.internal.baseadaptor.StateManager.createSystemState(StateManager.java:195)
    at org.eclipse.osgi.internal.baseadaptor.BaseStorage.readStateData(BaseStorage.java:843)
    at org.eclipse.osgi.internal.baseadaptor.BaseStorage.getStateManager(BaseStorage.java:799)
    at org.eclipse.osgi.baseadaptor.BaseAdaptor.getState(BaseAdaptor.java:387)
    at org.eclipse.osgi.internal.baseadaptor.BaseStorage.frameworkStart(BaseStorage.java:923)
    at org.eclipse.osgi.baseadaptor.BaseAdaptor.frameworkStart(BaseAdaptor.java:250)
    at org.eclipse.osgi.framework.internal.core.SystemBundleActivator.start(SystemBundleActivator.java:60)
    at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711)
    at java.security.AccessController.doPrivileged(Native Method)
    at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702)
    ... 12 more

我尝试遵循一些SO线程，例如

Link1

无事可做，我该如何解决这个问题？

Answer 1

Eclipse 自己的 jar 中看起来有问题，该错误表明从一个 jar 加载类时失败，尝试获取 jar 的新副本并将其替换到 Eclipse 目录中。

如果这不起作用，您最好的选择是安装 Eclipse 的新副本(我建议您安装 Eclipse-Luna)