title: Installed Build Tools revision 28.0.3 is corrupted. How to fix this error
body: <p>When I make a new proyect, then Build-make project or try to Run App in an emulator
  with sdk api level 28 (Android 9.0 Pie), the Build Output window always show me this error:</p>
  
  <pre><code>Installed Build Tools revision 28.0.3 is corrupted. Remove and install again using the SDK Manager. 
  </code></pre>
  
  <p>I removed and reinstalled the sdk several times, and always gives me the same error. I'm using
  Android Studio 3.6.3 with build:gradle:3.6.3.</p>