UserAgent: Mozilla/5.0 (X11; CrOS x86_64 9000.91.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.110 Safari/537.36

Steps to reproduce the problem:
1.I have tried reviewing it 
2.I have tried signing in but it just shows T.V.'s
3.I am always signed in to YouTube 

What is the expected behavior?
YouTube always starts as soon as I press my shortcut.

What went wrong?
It won't open my YouTube account.

Did this work before? Yes A couple of weeks ago.

Chrome version: 56.0.2924.110  Channel: n/a
OS Version: 9000.91.0
Flash Version: Shockwave Flash 24.0 r0

I feel so frustrated