gnome-shell --version GNOME Shell 3.30.1
uname -a Linux eric-manjaro 4.19.0-3-MANJARO #1 SMP PREEMPT Sat Oct 27 22:40:22 UTC 2018 x86_64 GNU/Linux
The black line means "Wired Connection"。（My sys language is zh_CN, 中文）
everytime I click the right up of my desktop screen,it shows the view like up. A few days ago, When I click the black line area it will open network manager GUI, where can configure the route/ipv4/ipv6 etc . But recently when I click the "Wired Connection",nothing...
I don't know why it doesn't work. Who can help me ? Looks like I have broken somthing or set something wrong.Any body's favour will be much greetful.