I play lane 2 this is an old screen when capturing any window it captures everything is started through Aero!,You should be using game capture for dota2, but you need aero fully enabled for window capture to work right on windows 7.
But how can you get it?If you want to use window capture, get aero working.
I have a cmd aero included but still there is a problem with the capture of the window: (
and how to see it?Provide the CURRENT log link from the help menu in OBS.