Android Studio updates have led to errors

Question

I just updated my Android Studio to the current 0.3.1 version. Consequently I\'ve started getting a few issues that I can\'t seem to understand. First I get this message abo

Answer 1

I try to remove and reinstall Extras but the problem is not solved , I find a solution to correct that to reset AndoidStudio.

You have to remove this directory and restart AndroidStudio to detect the SDK location

~/Library/Preferences/AndroidStudio*
~/Library/Caches/AndroidStudio*
~/Library/Logs/AndroidStudio*

Answer 2

In Android SDK Manager, select the following items and then click Install packages:

Extras/Google Repository

Extras/Android Support Repository

After install restart Android studio