java - Eclipse Kepler crashes in a certain workspace -

i have dropbox workspace, , recently(this has never happened before), came home(i edited code @ school in dropbox workspace), , eclipse crashes everytime use workspace, not of other workspaces. have reinstalled eclipse , tried allocate 512mb 2gigs of ram nothing has happened. i've trimmed down error code b/c it's on 52,000 characters long.

command-line arguments:  -os win32 -ws win32 -arch x86_64 -product org.eclipse.epp.package.jee.product  !entry org.eclipse.egit.ui 2 0 2014-03-23 14:36:48.729 !message warning: egit couldn't detect installation path "gitprefix" of native git. hence egit can't respect system level git settings might configured in ${gitprefix}/etc/gitconfig under native git installation directory. important of these settings core.autocrlf. git windows default sets parameter true in system level configuration. git installation location can configured on team > git > configuration preference page's 'system settings' tab. warning can switched off on team > git > confirmations , warnings preference page.  !entry org.eclipse.egit.ui 2 0 2014-03-23 14:36:48.754 !message warning: environment variable home not set. following directory used store git user global configuration , define default location store repositories: 'c:\users\gannon'. if not correct please set home environment variable , restart eclipse. otherwise git windows , egit might behave differently since see different configuration options. warning can switched off on team > git > confirmations , warnings preference page. !session 2014-03-25 09:32:12.798 ----------------------------------------------- eclipse.buildid=m20130204-1200 java.version=1.7.0_21 java.vendor=oracle corporation bootloader constants: os=win32, arch=x86, ws=win32, nl=en_us 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.e4.ui.workbench 4 0 2014-03-25 09:32:59.074 !message unable load class 'org.eclipse.e4.ui.internal.workbench.addons.handlerprocessingaddon' bundle '224' !stack 0 java.lang.classnotfoundexception: org.eclipse.e4.ui.internal.workbench.addons.handlerprocessingaddon     @ org.eclipse.osgi.internal.loader.bundleloader.findclassinternal(bundleloader.java:501)     @ org.eclipse.osgi.internal.loader.bundleloader.findclass(bundleloader.java:421)     @ org.eclipse.osgi.internal.loader.bundleloader.findclass(bundleloader.java:412)     @ org.eclipse.osgi.internal.baseadaptor.defaultclassloader.loadclass(defaultclassloader.java:107)     @ java.lang.classloader.loadclass(unknown source)     @ org.eclipse.osgi.internal.loader.bundleloader.loadclass(bundleloader.java:340)     @ org.eclipse.osgi.framework.internal.core.bundlehost.loadclass(bundlehost.java:229)     @ org.eclipse.osgi.framework.internal.core.abstractbundle.loadclass(abstractbundle.java:1212)     @ org.eclipse.e4.ui.internal.workbench.reflectioncontributionfactory.createfrombundle(reflectioncontributionfactory.java:100)     @ org.eclipse.e4.ui.internal.workbench.reflectioncontributionfactory.docreate(reflectioncontributionfactory.java:71)     @ org.eclipse.e4.ui.internal.workbench.reflectioncontributionfactory.create(reflectioncontributionfactory.java:49)     @ org.eclipse.e4.ui.internal.workbench.swt.e4application.createe4workbench(e4application.java:258)     @ org.eclipse.ui.internal.workbench$5.run(workbench.java:557)     @ org.eclipse.core.databinding.observable.realm.runwithdefault(realm.java:332)     @ org.eclipse.ui.internal.workbench.createandrunworkbench(workbench.java:543)     @ org.eclipse.ui.platformui.createandrunworkbench(platformui.java:149)     @ org.eclipse.ui.internal.ide.application.ideapplication.start(ideapplication.java:124)     @ org.eclipse.equinox.internal.app.eclipseapphandle.run(eclipseapphandle.java:196)     @ org.eclipse.core.runtime.internal.adaptor.eclipseapplauncher.runapplication(eclipseapplauncher.java:110)     @ org.eclipse.core.runtime.internal.adaptor.eclipseapplauncher.start(eclipseapplauncher.java:79)     @ org.eclipse.core.runtime.adaptor.eclipsestarter.run(eclipsestarter.java:353)     @ org.eclipse.core.runtime.adaptor.eclipsestarter.run(eclipsestarter.java:180)     @ sun.reflect.nativemethodaccessorimpl.invoke0(native method)     @ sun.reflect.nativemethodaccessorimpl.invoke(unknown source)     @ sun.reflect.delegatingmethodaccessorimpl.invoke(unknown source)     @ java.lang.reflect.method.invoke(unknown source)     @ org.eclipse.equinox.launcher.main.invokeframework(main.java:629)     @ org.eclipse.equinox.launcher.main.basicrun(main.java:584)     @ org.eclipse.equinox.launcher.main.run(main.java:1438)  !entry org.eclipse.egit.ui 2 0 2014-03-25 09:33:03.625 !message warning: egit couldn't detect installation path "gitprefix" of native git. hence egit can't respect system level git settings might configured in ${gitprefix}/etc/gitconfig under native git installation directory. important of these settings core.autocrlf. git windows default sets parameter true in system level configuration. git installation location can configured on team > git > configuration preference page's 'system settings' tab. warning can switched off on team > git > confirmations , warnings preference page.  !entry org.eclipse.egit.ui 2 0 2014-03-25 09:33:03.637 !message warning: environment variable home not set. following directory used store git user global configuration , define default location store repositories: 'c:\users\p0403472'. if not correct please set home environment variable , restart eclipse. otherwise git windows , egit might behave differently since see different configuration options. warning can switched off on team > git > confirmations , warnings preference page. !session 2014-03-26 09:45:15.868 ----------------------------------------------- eclipse.buildid=m20130204-1200 java.version=1.7.0_21 java.vendor=oracle corporation bootloader constants: os=win32, arch=x86, ws=win32, nl=en_us 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.core.resources 2 10035 2014-03-26 09:45:23.311 !message workspace exited unsaved changes in previous session; refreshing workspace recover changes.  !entry org.eclipse.e4.ui.workbench 4 0 2014-03-26 09:45:24.866 !message unable load class 'org.eclipse.e4.ui.internal.workbench.addons.handlerprocessingaddon' bundle '224' !stack 0 java.lang.classnotfoundexception: org.eclipse.e4.ui.internal.workbench.addons.handlerprocessingaddon     @ org.eclipse.osgi.internal.loader.bundleloader.findclassinternal(bundleloader.java:501)     @ org.eclipse.osgi.internal.loader.bundleloader.findclass(bundleloader.java:421)     @ org.eclipse.osgi.internal.loader.bundleloader.findclass(bundleloader.java:412)     @ org.eclipse.osgi.internal.baseadaptor.defaultclassloader.loadclass(defaultclassloader.java:107)     @ java.lang.classloader.loadclass(unknown source)     @ org.eclipse.osgi.internal.loader.bundleloader.loadclass(bundleloader.java:340)     @ org.eclipse.osgi.framework.internal.core.bundlehost.loadclass(bundlehost.java:229)     @ org.eclipse.osgi.framework.internal.core.abstractbundle.loadclass(abstractbundle.java:1212)     @ org.eclipse.e4.ui.internal.workbench.reflectioncontributionfactory.createfrombundle(reflectioncontributionfactory.java:100)     @ org.eclipse.e4.ui.internal.workbench.reflectioncontributionfactory.docreate(reflectioncontributionfactory.java:71)     @ org.eclipse.e4.ui.internal.workbench.reflectioncontributionfactory.create(reflectioncontributionfactory.java:49)     @ org.eclipse.e4.ui.internal.workbench.swt.e4application.createe4workbench(e4application.java:258)     @ org.eclipse.ui.internal.workbench$5.run(workbench.java:557)     @ org.eclipse.core.databinding.observable.realm.runwithdefault(realm.java:332)     @ org.eclipse.ui.internal.workbench.createandrunworkbench(workbench.java:543)     @ org.eclipse.ui.platformui.createandrunworkbench(platformui.java:149)     @ org.eclipse.ui.internal.ide.application.ideapplication.start(ideapplication.java:124)     @ org.eclipse.equinox.internal.app.eclipseapphandle.run(eclipseapphandle.java:196)     @ org.eclipse.core.runtime.internal.adaptor.eclipseapplauncher.runapplication(eclipseapplauncher.java:110)     @ org.eclipse.core.runtime.internal.adaptor.eclipseapplauncher.start(eclipseapplauncher.java:79)     @ org.eclipse.core.runtime.adaptor.eclipsestarter.run(eclipsestarter.java:353)     @ org.eclipse.core.runtime.adaptor.eclipsestarter.run(eclipsestarter.java:180)     @ sun.reflect.nativemethodaccessorimpl.invoke0(native method)     @ sun.reflect.nativemethodaccessorimpl.invoke(unknown source)     @ sun.reflect.delegatingmethodaccessorimpl.invoke(unknown source)     @ java.lang.reflect.method.invoke(unknown source)     @ org.eclipse.equinox.launcher.main.invokeframework(main.java:629)     @ org.eclipse.equinox.launcher.main.basicrun(main.java:584)     @ org.eclipse.equinox.launcher.main.run(main.java:1438)  !entry org.eclipse.egit.ui 2 0 2014-03-26 09:45:28.804 !message warning: egit couldn't detect installation path "gitprefix" of native git. hence egit can't respect system level git settings might configured in ${gitprefix}/etc/gitconfig under native git installation directory. important of these settings core.autocrlf. git windows default sets parameter true in system level configuration. git installation location can configured on team > git > configuration preference page's 'system settings' tab. warning can switched off on team > git > confirmations , warnings preference page.  !entry org.eclipse.egit.ui 2 0 2014-03-26 09:45:28.815 !message warning: environment variable home not set. following directory used store git user global configuration , define default location store repositories: 'c:\users\p0403472'. if not correct please set home environment variable , restart eclipse. otherwise git windows , egit might behave differently since see different configuration options. warning can switched off on team > git > confirmations , warnings preference page. !session 2014-03-27 09:24:31.376 ----------------------------------------------- eclipse.buildid=m20130204-1200 java.version=1.7.0_21 java.vendor=oracle corporation bootloader constants: os=win32, arch=x86, ws=win32, nl=en_us 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.core.resources 2 10035 2014-03-27 09:25:34.537 !message workspace exited unsaved changes in previous session; refreshing workspace recover changes.  !entry org.eclipse.e4.ui.workbench 4 0 2014-03-27 09:25:36.762 !message unable load class 'org.eclipse.e4.ui.internal.workbench.addons.handlerprocessingaddon' bundle '224' !stack 0 java.lang.classnotfoundexception: org.eclipse.e4.ui.internal.workbench.addons.handlerprocessingaddon     @ org.eclipse.osgi.internal.loader.bundleloader.findclassinternal(bundleloader.java:501)     @ org.eclipse.osgi.internal.loader.bundleloader.findclass(bundleloader.java:421)     @ org.eclipse.osgi.internal.loader.bundleloader.findclass(bundleloader.java:412)     @ org.eclipse.osgi.internal.baseadaptor.defaultclassloader.loadclass(defaultclassloader.java:107)     @ java.lang.classloader.loadclass(unknown source)     @ org.eclipse.osgi.internal.loader.bundleloader.loadclass(bundleloader.java:340)     @ org.eclipse.osgi.framework.internal.core.bundlehost.loadclass(bundlehost.java:229)     @ org.eclipse.osgi.framework.internal.core.abstractbundle.loadclass(abstractbundle.java:1212)     @ org.eclipse.e4.ui.internal.workbench.reflectioncontributionfactory.createfrombundle(reflectioncontributionfactory.java:100)     @ org.eclipse.e4.ui.internal.workbench.reflectioncontributionfactory.docreate(reflectioncontributionfactory.java:71)     @ org.eclipse.e4.ui.internal.workbench.reflectioncontributionfactory.create(reflectioncontributionfactory.java:49)     @ org.eclipse.e4.ui.internal.workbench.swt.e4application.createe4workbench(e4application.java:258)     @ org.eclipse.ui.internal.workbench$5.run(workbench.java:557)     @ org.eclipse.core.databinding.observable.realm.runwithdefault(realm.java:332)     @ org.eclipse.ui.internal.workbench.createandrunworkbench(workbench.java:543)     @ org.eclipse.ui.platformui.createandrunworkbench(platformui.java:149)     @ org.eclipse.ui.internal.ide.application.ideapplication.start(ideapplication.java:124)     @ org.eclipse.equinox.internal.app.eclipseapphandle.run(eclipseapphandle.java:196)     @ org.eclipse.core.runtime.internal.adaptor.eclipseapplauncher.runapplication(eclipseapplauncher.java:110)     @ org.eclipse.core.runtime.internal.adaptor.eclipseapplauncher.start(eclipseapplauncher.java:79)     @ org.eclipse.core.runtime.adaptor.eclipsestarter.run(eclipsestarter.java:353)     @ org.eclipse.core.runtime.adaptor.eclipsestarter.run(eclipsestarter.java:180)     @ sun.reflect.nativemethodaccessorimpl.invoke0(native method)     @ sun.reflect.nativemethodaccessorimpl.invoke(unknown source)     @ sun.reflect.delegatingmethodaccessorimpl.invoke(unknown source)     @ java.lang.reflect.method.invoke(unknown source)     @ org.eclipse.equinox.launcher.main.invokeframework(main.java:629)     @ org.eclipse.equinox.launcher.main.basicrun(main.java:584)     @ org.eclipse.equinox.launcher.main.run(main.java:1438)  !entry org.eclipse.egit.ui 2 0 2014-03-27 09:25:43.561 !message warning: egit couldn't detect installation path "gitprefix" of native git. hence egit can't respect system level git settings might configured in ${gitprefix}/etc/gitconfig under native git installation directory. important of these settings core.autocrlf. git windows default sets parameter true in system level configuration. git installation location can configured on team > git > configuration preference page's 'system settings' tab. warning can switched off on team > git > confirmations , warnings preference page.  !entry org.eclipse.egit.ui 2 0 2014-03-27 09:25:43.573 !message warning: environment variable home not set. following directory used store git user global configuration , define default location store repositories: 'c:\users\p0403472'. if not correct please set home environment variable , restart eclipse. otherwise git windows , egit might behave differently since see different configuration options. warning can switched off on team > git > confirmations , warnings preference page. !session 2014-03-28 09:15:05.491 ----------------------------------------------- eclipse.buildid=m20130204-1200 java.version=1.7.0_21 java.vendor=oracle corporation bootloader constants: os=win32, arch=x86, ws=win32, nl=en_us 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.core.resources 2 10035 2014-03-28 09:19:51.740 !message workspace exited unsaved changes in previous session; refreshing workspace recover changes.  !entry org.eclipse.e4.ui.workbench 4 0 2014-03-28 09:19:54.051 !message unable load class 'org.eclipse.e4.ui.internal.workbench.addons.handlerprocessingaddon' bundle '224' !stack 0 java.lang.classnotfoundexception: org.eclipse.e4.ui.internal.workbench.addons.handlerprocessingaddon     @ org.eclipse.osgi.internal.loader.bundleloader.findclassinternal(bundleloader.java:501)     @ org.eclipse.osgi.internal.loader.bundleloader.findclass(bundleloader.java:421)     @ org.eclipse.osgi.internal.loader.bundleloader.findclass(bundleloader.java:412)     @ org.eclipse.osgi.internal.baseadaptor.defaultclassloader.loadclass(defaultclassloader.java:107)     @ java.lang.classloader.loadclass(unknown source)     @ org.eclipse.osgi.internal.loader.bundleloader.loadclass(bundleloader.java:340)     @ org.eclipse.osgi.framework.internal.core.bundlehost.loadclass(bundlehost.java:229)     @ org.eclipse.osgi.framework.internal.core.abstractbundle.loadclass(abstractbundle.java:1212)     @ org.eclipse.e4.ui.internal.workbench.reflectioncontributionfactory.createfrombundle(reflectioncontributionfactory.java:100)     @ org.eclipse.e4.ui.internal.workbench.reflectioncontributionfactory.docreate(reflectioncontributionfactory.java:71)     @ org.eclipse.e4.ui.internal.workbench.reflectioncontributionfactory.create(reflectioncontributionfactory.java:49)     @ org.eclipse.e4.ui.internal.workbench.swt.e4application.createe4workbench(e4application.java:258)     @ org.eclipse.ui.internal.workbench$5.run(workbench.java:557)     @ org.eclipse.core.databinding.observable.realm.runwithdefault(realm.java:332)     @ org.eclipse.ui.internal.workbench.createandrunworkbench(workbench.java:543)     @ org.eclipse.ui.platformui.createandrunworkbench(platformui.java:149)     @ org.eclipse.ui.internal.ide.application.ideapplication.start(ideapplication.java:124)     @ org.eclipse.equinox.internal.app.eclipseapphandle.run(eclipseapphandle.java:196)     @ org.eclipse.core.runtime.internal.adaptor.eclipseapplauncher.runapplication(eclipseapplauncher.java:110)     @ org.eclipse.core.runtime.internal.adaptor.eclipseapplauncher.start(eclipseapplauncher.java:79)     @ org.eclipse.core.runtime.adaptor.eclipsestarter.run(eclipsestarter.java:353)     @ org.eclipse.core.runtime.adaptor.eclipsestarter.run(eclipsestarter.java:180)     @ sun.reflect.nativemethodaccessorimpl.invoke0(native method)     @ sun.reflect.nativemethodaccessorimpl.invoke(unknown source)     @ sun.reflect.delegatingmethodaccessorimpl.invoke(unknown source)     @ java.lang.reflect.method.invoke(unknown source)     @ org.eclipse.equinox.launcher.main.invokeframework(main.java:629)     @ org.eclipse.equinox.launcher.main.basicrun(main.java:584)     @ org.eclipse.equinox.launcher.main.run(main.java:1438)  !entry org.eclipse.egit.ui 2 0 2014-03-28 09:20:01.572 !message warning: egit couldn't detect installation path "gitprefix" of native git. hence egit can't respect system level git settings might configured in ${gitprefix}/etc/gitconfig under native git installation directory. important of these settings core.autocrlf. git windows default sets parameter true in system level configuration. git installation location can configured on team > git > configuration preference page's 'system settings' tab. warning can switched off on team > git > confirmations , warnings preference page.  !entry org.eclipse.egit.ui 2 0 2014-03-28 09:20:01.583 !message warning: environment variable home not set. following directory used store git user global configuration , define default location store repositories: 'c:\users\p0403472'. if not correct please set home environment variable , restart eclipse. otherwise git windows , egit might behave differently since see different configuration options. warning can switched off on team > git > confirmations , warnings preference page. !session 2014-04-02 09:24:27.542 ----------------------------------------------- eclipse.buildid=m20130204-1200 java.version=1.7.0_21 java.vendor=oracle corporation bootloader constants: os=win32, arch=x86, ws=win32, nl=en_us 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 

please try following:

• try deleting file .metadata/.plugins/org.eclipse.core.resources/.snap or .snap file under .metadata/.plugins/org.eclipse.core.resource.

  you can using:

$ cd eclipse-workspace/.metadata/.plugins/org.eclipse.core.resources

$ find . -type f -name "*.snap" | xargs rm

• delete .metadata directory workspace , restart

• ensure workspace , projects have necessary permissions, try 777 now.