title: Error : Please select Android SDK
body: <p>Here is the case, we pulled the project from Github, and when we try to add Firebase FCM, or Service Files, this SDK problem occurs:</p>
  
  <p><a href="https://i.stack.imgur.com/XQ5o1.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/XQ5o1.png" alt="enter image description here"></a></p>
  
  <p>We've checked the SDK path, tried 'Sync Project with Gradle Files', and 'invalidate cashes / restart' but then still it doesn't work...</p>
  
  <p>This is the developing environment from the fore developers</p>
  
  <blockquote>
    <p>Android Studio : Android Studio 3.3 Preview
    jdk : java version "1.8.0_171" Java(TM) SE Runtime Environment (build 1.8.0_171-b11) Java HotSpot(TM) 64-Bit Server VM (build 25.171-b11, mixed mode)
    OS : macOS High Sierra 10.13.5
    Kotlin : 1.2.50 
    gradle : 3.3.0-alpha03 </p>
  </blockquote>
  
  <p>This is my developing environment</p>
  
  <blockquote>
    <p>Android Studio : Android Studio 3.1.3
    jdk : java version "1.8.0_1.8.1"
    OS : Windows 10
    kotlin : ?
    gradle : 3.3.0-alpha03</p>
  </blockquote>