title: Flash Builder cannot locate the required version of Adobe Flash Player
body: <p>Im using flex 4
  While running a application i got this error</p>
  
  <blockquote>
    <p>Flash Builder cannot locate the required version of Adobe Flash
    Player. You might need to install the Flash Player or reinstall Flash
    Builder.</p>
  </blockquote>
  
  <p>Which version flash player required for flex 4.0?</p>