Public bug reported:
If I do a two-finger horizontal scrolling on top of the dock/sidebar,
the system becomes almost completely irresponsive: no response to
keyboard, only the mouse cursor moves, but clicking anywhere has no
effect. I have to close the laptop lid to force suspend, so I can
The issue seems to be even worse in Ubuntu 20.04 LTS. A two-finger
horizontal scroll on the dock will make the system (almost)
irresponsive: no response to keyboard, only the mouse cursor moves, but
clicking anywhere has no effect. Icons on the dock do not disappear
anymore, though. I have to
