Problem about window help/tutorials


When i press from menu Help/Tutorials i got that:

I dunno why I have that white window because i watch that video : https://www…com/watch?v=QMsFxzYzFJ8&list=PLZlv_N0_O1gasd4IcOe9Cx9wHoBB7rxFl#t=2m20s

I have same problem when i try build system on Android Device White Window nothing more…
I need to fix it.
Thx for answer

Hey Balis,

It sounds like you’re experiencing same problem noted here:

If that seems like a similar experience to yours, please answer same question we asked that user in that post and we’ll try to resolve it there.