title: Could not resolve com.android.tools.build:gradle:3.2.1. flutter
body: <p>I am getting this error when I want to run my flutter app. 
  I am using flutter 1.0.0 version and android studio 3.2.1 version. </p>
  
  <p>My emulator is Pixel 2 android 8.1. </p>
  
  <p>I have also used android 9 but it did not work either.</p>
  
  <pre><code>Launching lib\main.dart on Android SDK built for x86 in debug mode...
  Initializing gradle...
  Resolving dependencies...
  * Error running Gradle:
  ProcessException: Process "E:\TUT\flutter\project\myfirstapp\android\gradlew.bat" exited abnormally:
  
  FAILURE: Build failed with an exception.
  
  * What went wrong:
  A problem occurred configuring root project 'android'.
  &gt; Could not resolve all artifacts for configuration ':classpath'.
     &gt; Could not resolve com.android.tools.build:gradle:3.2.1.
       Required by:
           project :
        &gt; Could not resolve com.android.tools.build:gradle:3.2.1.
           &gt; Could not get resource 'https://jcenter.bintray.com/com/android/tools/build/gradle/3.2.1/gradle-3.2.1.pom'.
              &gt; Could not GET 'https://jcenter.bintray.com/com/android/tools/build/gradle/3.2.1/gradle-3.2.1.pom'.
                 &gt; jcenter.bintray.com
        &gt; Could not resolve com.android.tools.build:gradle:3.2.1.
           &gt; Could not get resource 'https://dl.google.com/dl/android/maven2/com/android/tools/build/gradle/3.2.1/gradle-3.2.1.pom'.
              &gt; Could not GET 'https://dl.google.com/dl/android/maven2/com/android/tools/build/gradle/3.2.1/gradle-3.2.1.pom'.
                 &gt; dl.google.com
  
  * Try:
  Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.
  
  * Get more help at https://help.gradle.org
  
  BUILD FAILED in 27s
    Command: E:\TUT\flutter\project\myfirstapp\android\gradlew.bat app:properties
  
  Finished with error: Please review your Gradle project setup in the android/ folder.
  </code></pre>