**The Eclipse ADT plugin is no longer supported, as per[this announcement in June 2015](http://android-developers.blogspot.com/2015/06/an-update-on-eclipse-android-developer.html).**

The Eclipse ADT plugin has many known bugs and potential security bugs that will not be fixed.

You should immediately switch to use[Android Studio](https://developer.android.com/studio), the official IDE for Android. For help transitioning your projects, read[Migrate to Android Studio](https://developer.android.com/studio/intro/migrate#migrate-eclipse).