UserAgent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.103 Safari/537.36

Steps to reproduce the problem:
1. Press back button
2. Nothing happens
3. 

What is the expected behavior?
It should go back one page

What went wrong?
Nothing happens

Did this work before? Yes I'm sure it worked a week ago. Not really sure when it stopped working

Chrome version: 51.0.2704.103  Channel: n/a
OS Version: 10.0
Flash Version: Shockwave Flash 22.0 r0

It works everywhere else. Tried it on Microsoft Edge, no problem. It's just in Chrome that I don't get a response.
Tried uninstalling and reinstalling the software, no change.
Tried in Incognito mode. No change.