I am also having this issue. Won't start working unless I shut computer off and on. So frustrating. My version is 5.37-0ubuntu5.1. I'm using 16.04 on a new Dell XPS13.
I am also having this issue. Won't start working unless I shut computer off and on. So frustrating. My version is 5.37-0ubuntu5.1. I'm using 16.04 on a new Dell XPS13.