问题描述：
no application data found
解决方式：
sudo apt purge gnome-software ubuntu-software
sudo apt autoremove
sudo apt install gnome-software ubuntu-software
sudo apt-get update
sudo apt-get upgrade
sudo apt-get install --reinstall gnome-software
sudo systemctl reboot #重启
sudo apt-get update
sudo apt-get dist-upgrade
sudo apt-get install --reinstall software-center
Starting Ubuntu Software on 16.04 cause an 'internal error'. Reinstalling it totally fixed it. It upgraded some packages which I presume were the cause of the problem.
Other fixes did not work on my new Ubuntu 16.04 LTS installation, but the expedient of reinstalling did!