Emulator not working in Android Studio 2.0

Question

I am using Android Studio 2.0 Stable version. Whenever I click on the play button on the device to run it shows starting AVD progress in android studio and after completing

Answer 1

1. open cmd

2. type set and check if you can see C:\Windows\System32\Wbem in PATH variable

3. go to Control Panel -> System (on the left)->Advanced system settings -> (button at the bottom) Environment variables

   Either in user variables (or more likely system variables) in variable PATH remove

   %SystemRoot%\System32\Wbem (or  C:\Windows\System32\Wbem)
   

4. restart studio