!SESSION 2014-03-24 20:44:37.912 -----------------------------------------------
eclipse.buildId=M20120914-1800
java.version=1.7.0_25
java.vendor=Oracle Corporation
BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=zh_CN
Command-line arguments: -os win32 -ws win32 -arch x86_64
!ENTRY org.eclipse.core.resources 2 10035 2014-03-24 20:44:39.718
!MESSAGE The workspace exited with unsaved changes in the previous session; refreshing workspace to recover changes.
!ENTRY org.eclipse.osgi 2 0 2014-03-24 20:44:42.164
!MESSAGE One or more bundles are not resolved because the following root constraints are not resolved:
!SUBENTRY 1 org.eclipse.osgi 2 0 2014-03-24 20:44:42.164
!MESSAGE Bundle reference:file:plugins/ch.epfl.insynth_1.0.0.v-2_10-201307152112-729eab6.jar was not resolved.
!SUBENTRY 2 ch.epfl.insynth 2 0 2014-03-24 20:44:42.164
!MESSAGE Missing required bundle org.scala-ide.sdt.core_2.1.0.
!SUBENTRY 2 ch.epfl.insynth 2 0 2014-03-24 20:44:42.164
!MESSAGE Missing required bundle org.scala-ide.scala.compiler_[2.10.2.v20130530-074427-VFINAL-60d462ef6e,2.10.2.v20130530-074427-VFINAL-60d462ef6e].
!SUBENTRY 2 ch.epfl.insynth 2 0 2014-03-24 20:44:42.164
!MESSAGE Missing required bundle org.scala-ide.sdt.aspects_2.1.0.
!SUBENTRY 2 ch.epfl.insynth 2 0 2014-03-24 20:44:42.164
!MESSAGE Missing required bundle org.scala-ide.scala.library_[2.10.2.v20130530-074427-VFINAL-60d462ef6e,2.10.2.v20130530-074427-VFINAL-60d462ef6e].
!ENTRY org.eclipse.osgi 2 0 2014-03-24 20:44:42.172
!MESSAGE The following is a complete list of bundles which are not resolved, see the prior log entry for the root cause if it exists:
!SUBENTRY 1 org.eclipse.osgi 2 0 2014-03-24 20:44:42.172
!MESSAGE Bundle ch.epfl.insynth_1.0.0.v-2_10-201307152112-729eab6 [3] was not resolved.
!SUBENTRY 2 ch.epfl.insynth 2 0 2014-03-24 20:44:42.172
!MESSAGE Missing required bundle org.scala-ide.scala.compiler_[2.10.2.v20130530-074427-VFINAL-60d462ef6e,2.10.2.v20130530-074427-VFINAL-60d462ef6e].
!SUBENTRY 2 ch.epfl.insynth 2 0 2014-03-24 20:44:42.172
!MESSAGE Missing required bundle org.scala-ide.scala.library_[2.10.2.v20130530-074427-VFINAL-60d462ef6e,2.10.2.v20130530-074427-VFINAL-60d462ef6e].
!SUBENTRY 2 ch.epfl.insynth 2 0 2014-03-24 20:44:42.172
!MESSAGE Missing required bundle org.scala-ide.sdt.core_2.1.0.
!SUBENTRY 2 ch.epfl.insynth 2 0 2014-03-24 20:44:42.172
!MESSAGE Missing required bundle org.scala-ide.sdt.aspects_2.1.0.
!SUBENTRY 1 org.eclipse.osgi 2 0 2014-03-24 20:44:42.172
!MESSAGE Bundle org.eclipse.equinox.weaving.hook_1.0.200.I20120427-0800 [251] was not resolved.
!ENTRY org.eclipse.osgi 4 0 2014-03-24 20:44:42.175
!MESSAGE Application error
!STACK 1
org.eclipse.swt.SWTException: Failed to execute runnable (java.lang.NullPointerException)
at org.eclipse.swt.SWT.error(SWT.java:4361)
at org.eclipse.swt.SWT.error(SWT.java:4276)
at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:138)
at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
at org.eclipse.swt.widgets.Display.release(Display.java:3814)
at org.eclipse.swt.graphics.Device.dispose(Device.java:295)
at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:140)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
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:629)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
at org.eclipse.equinox.launcher.Main.main(Main.java:1414)
Caused by: java.lang.NullPointerException
at org.eclipse.ui.internal.Workbench.createWorkbenchWindow(Workbench.java:1231)
at org.eclipse.ui.internal.Workbench.getActiveWorkbenchWindow(Workbench.java:1224)
at org.eclipse.cdt.codan.internal.ui.cxx.Startup$1.run(Startup.java:39)
at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
... 18 more
!ENTRY org.eclipse.mylyn.monitor.ui 4 0 2014-03-24 20:44:42.235
!MESSAGE Monitor UI stop failed
!STACK 0
java.lang.NullPointerException
at org.eclipse.mylyn.internal.monitor.ui.ActivityContextManager.stop(ActivityContextManager.java:152)
at org.eclipse.mylyn.internal.monitor.ui.MonitorUiPlugin.stop(MonitorUiPlugin.java:157)
at org.eclipse.osgi.framework.internal.core.BundleContextImpl$2.run(BundleContextImpl.java:771)
at java.security.AccessController.doPrivileged(Native Method)
at org.eclipse.osgi.framework.internal.core.BundleContextImpl.stop(BundleContextImpl.java:764)
at org.eclipse.osgi.framework.internal.core.BundleHost.stopWorker(BundleHost.java:510)
at org.eclipse.osgi.framework.internal.core.AbstractBundle.suspend(AbstractBundle.java:566)
at org.eclipse.osgi.framework.internal.core.Framework.suspendBundle(Framework.java:1206)
at org.eclipse.osgi.framework.internal.core.StartLevelManager.decFWSL(StartLevelManager.java:592)
at org.eclipse.osgi.framework.internal.core.StartLevelManager.doSetStartLevel(StartLevelManager.java:257)
at org.eclipse.osgi.framework.internal.core.StartLevelManager.shutdown(StartLevelManager.java:215)
at org.eclipse.osgi.framework.internal.core.InternalSystemBundle.suspend(InternalSystemBundle.java:284)
at org.eclipse.osgi.framework.internal.core.Framework.shutdown(Framework.java:692)
at org.eclipse.osgi.framework.internal.core.Framework.close(Framework.java:600)
at org.eclipse.core.runtime.adaptor.EclipseStarter.shutdown(EclipseStarter.java:399)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:199)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
at org.eclipse.equinox.launcher.Main.main(Main.java:1414)
!ENTRY org.eclipse.core.jobs 2 2 2014-03-24 20:44:42.590
!MESSAGE Job found still running after platform shutdown. Jobs should be canceled by the plugin that scheduled them during shutdown: org.eclipse.mylyn.internal.tasks.ui.TasksUiPlugin$TasksUiInitializationJob
!ENTRY org.eclipse.core.jobs 2 2 2014-03-24 20:44:42.594
!MESSAGE Job found still running after platform shutdown. Jobs should be canceled by the plugin that scheduled them during shutdown: org.eclipse.mylyn.internal.builds.ui.BuildsStartup$1
Eclipse在一次崩溃后启动不起来了，重启、删日志什么的都试过了不行，各位大神看看。咋能不改工作路径解决问题？

怎么解决的啊？我也遇到了

请问你解决了吗 我刚刚遇到了这个问题