I am running Xubuntu 20.04 on a Lenovo ThinkPad T420 on an SSD with 32GB of memory. I have changed nothing, just my daily checks for updates, for which there were a few. However, I have not made any configuration changes myself.
The following window keeps popping up:
Up until this point, I have had no issues with the WiFi, or anything really, at all.
sudo journalctl -b 0 -u NetworkManager
.https://aboutcher.co.uk/2012/07/linux-wifi-deauthenticated-reason-codes/
for "error 16".16 - Group Key Handshake timeout. Information element in 4-Way Handshake different from (Re)Association
Well, that was the least helpful thing ever.