UserAgent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.87 Safari/537.36

Steps to reproduce the problem:
1. can't access the inspect element,but it is available in incoginito window
2. 
3. 

What is the expected behavior?

What went wrong?
can't access the inspect element,but it is available in incoginito window

Did this work before? N/A 

Chrome version: 55.0.2883.87  Channel: stable
OS Version: 6.1 (Windows 7, Windows Server 2008 R2)
Flash Version: Shockwave Flash 23.0 r0