Android Studio 1.5.1 slow build + error with sdk manager
<p>Some of my projects take 5-10 minutes to build! without any change of code on my part...</p>

<p>Also, when entering the sdk manager, this is what happens:</p>

<p><a href="https://i.stack.imgur.com/uaT9u.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/uaT9u.png" alt="sdk loading gets stuck..."></a></p>

<p><a href="https://i.stack.imgur.com/kYUzf.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/kYUzf.jpg" alt="after 30 min"></a></p>