Install gir1.2-appstreamglib-1.0 by entering the following commands in the terminal:
sudo apt update sudo apt install gir1.2-appstreamglib-1.0
Description:
GObject introspection data for the libappstream-glib library
AppStream is a cross-distribution effort for creating and sharing metadata about software components available in the package repositories of a distribution. . This package contains introspection data for the libappstream-glib library.
Homepage: https://github.com/hughsie/appstream-glib
Version: 0.7.7-2
Section: introspection