eclipse启动时报错org.eclipse.core.runtime.AssertionFailedException: assertion failed: The application ...

        自从android官方不再更新ADT插件以后，各种问题百出，用eclipse开发android简单忍无可忍了。可是我这老古董又不喜欢去用心工具，只能硬着头皮继续...

        最近经常碰到下面一个头疼的问题：

        eclipse启动时报错：

!ENTRY com.android.ide.eclipse.adt 4 0 2015-09-02 14:28:31.523
!MESSAGE Unable to execute early startup code for an extension
!STACK 0
org.eclipse.core.runtime.AssertionFailedException: assertion failed: The application has not been initialized.
at org.eclipse.core.runtime.Assert.isTrue(Assert.java:110)
at org.eclipse.core.internal.runtime.InternalPlatform.assertInitialized(InternalPlatform.java:139)
at org.eclipse.core.internal.runtime.InternalPlatform.getInstallLocation(InternalPlatform.java:310)
at org.eclipse.core.runtime.Platform.getInstallLocation(Platform.java:1333)
at com.android.ide.eclipse.adt.internal.welcome.AdtStartup.getBundledSdk(AdtStartup.java:111)
at com.android.ide.eclipse.adt.internal.welcome.AdtStartup.earlyStartup(AdtStartup.java:75)
at org.eclipse.ui.internal.EarlyStartupRunnable.runEarlyStartup(EarlyStartupRunnable.java:87)
at org.eclipse.ui.internal.EarlyStartupRunnable.run(EarlyStartupRunnable.java:66)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
at org.eclipse.ui.internal.Workbench$54.run(Workbench.java:2412)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:53)

      经过网络搜索，发现很多人其实也碰到类似的问题，启动时启动不了。像这种启动不了的情况，直接有效的解决办法就是：删除掉.metadata\.plugins\org.eclipse.e4.workbench\ 目录下的配置文件。

      如果实在解决不了，那就直接新建一个workspace.