Hy All:
You can get a PROPER working version of Plank Dock by installing Plank
Dock 0.11.4-4 from Debian 11 Buster. Here is how I did it.
sudo echo 'deb http://deb.debian.org/debian bullseye main contrib' |
sudo tee /etc/apt/sources.list.d/debian11.list
sudo apt-get update
sudo dpkg --force-all -i plank_0.11.4-4_amd64.deb
plank depends on libplank1 (= 0.11.4-4); however:
Version of libplank1:amd64 on system is 0.11.89-4+b1.
sudo dpkg --force-all -i libplank1_0.11.4-4_amd64.deb
libplank1:amd64 depends on libplank-common (= 0.11.4-4); however:
Version of libplank-common on system is 0.11.89-4.
sudo dpkg --force-all -i libplank-common_0.11.4-4_all.deb
sudo apt-mark hold plank
sudo apt-mark hold libplank1
sudo apt-mark hold libplank-common
sudo rm /etc/apt/sources.list.d/debian11.list
sudo apt-get update
Regards
JTL