Install gcal-common by entering the following commands in the terminal:
sudo apt update sudo apt install gcal-common
Description:
gcal architecture independent files
This package contains architecture independent files needed for gcal to run properly. Therefore, unless you have 'gcal' package installed, you will hardly find this package useful.
Homepage: http://directory.fsf.org/project/gcal/
Version: 3.6.3-3build2
Section: universe/utils