Install gir1.2-hud-2 by entering the following commands in the terminal:
sudo apt update sudo apt install gir1.2-hud-2
Description:
typelib file for libhud2
Allows applications to add items into the HUD without requiring a menubar or other parsed GUI elements. . This package can be used by other packages using the GIRepository format to generate dynamic bindings for libdbusmenu-gtk4.
Homepage: http://launchpad.net/hud
Version: 14.10+17.10.20170619-0ubuntu2
Section: universe/introspection