could not find gradle 3.0.0-alpha4 : <p>a few days ago i have installed android studio 3.0 (preview) and after that in stable version (studio 2.3.3) when i try to import project it give me an error.
In preview everything works fine.
this is an error:</p>

<pre><code>Error:Could not find com.android.tools.build:gradle:3.0.0-alpha4.
Searched in the following locations:
    file:/C:/Program Files/Android/Android Studio/gradle/m2repository/com/android/tools/build/gradle/3.0.0-alpha4/gradle-3.0.0-alpha4.pom
    file:/C:/Program Files/Android/Android Studio/gradle/m2repository/com/android/tools/build/gradle/3.0.0-alpha4/gradle-3.0.0-alpha4.jar
    https://jcenter.bintray.com/com/android/tools/build/gradle/3.0.0-alpha4/gradle-3.0.0-alpha4.pom
    https://jcenter.bintray.com/com/android/tools/build/gradle/3.0.0-alpha4/gradle-3.0.0-alpha4.jar
Required by:
    project :
</code></pre>
