Just found this after my own bug got marked a duplicate - I took a
screenshot of a few of the places the issue occurs:
https://imgur.com/a/rvFuHHs
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https://bugs.launchpad.net/bugs/1910938
Public bug reported:
Expected behaviour: I can read text on notifications and popups in
Ubuntu.
Observed Behaviour: Occassionaly, system overlays lose their ability to
show text.
This affects the notification drawer, the sound icon, any popups, and
the login screen.
It can be fixed by restartin
