I think this has to do with the /var/cache directory, at least that is what I suspect based on my own experience.
Workaround that worked for me: sudo apt purge gnome-software ubuntu-software sudo apt autoremove sudo apt install gnome-software ubuntu-software -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1563155 Title: No Application Data Found To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-software/+bug/1563155/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs