title: Cannot start Emulator in android studio 2.0
body: <p>I just upgraded my android studio from 1.5 to 2.0.And now I am facing some weird bug when I try to start Emulator. I use Ubuntu 15.10 OS</p>
  
  <p>Android monitor returns this message</p>
  
  <pre><code>sh: 1: glxinfo: not found
  sh: 1: glxinfo: not found
  libGL error: unable to load driver: r600_dri.so
  libGL error: driver pointer missing
  libGL error: failed to load driver: r600
  libGL error: unable to load driver: swrast_dri.so
  libGL error: failed to load driver: swrast
  X Error of failed request:  BadValue (integer parameter out of range    for  operation)
  Major opcode of failed request:  155 (GLX)
  Minor opcode of failed request:  24 (X_GLXCreateNewContext)
  Value in failed request:  0x0
  Serial number of failed request:  33
  Current serial number in output stream:  34
   QObject::~QObject: Timers cannot be stopped from another thread
  </code></pre>
  
  <p>When I was using 1.5 version all was going good. Is it a bug in android studio 2.0.</p>
  
  <p>How to remove this error?</p>