gnome-packagekit-data software package provides Data files for GNOME-PackageKit, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install gnome-packagekit-data
gnome-packagekit-data is installed in your system.
Make ensure the gnome-packagekit-data package were installed using the commands given below,
$ sudo dpkg-query -l | grep gnome-packagekit-data *
You will get with gnome-packagekit-data package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | GNOME |
| Package | gnome-packagekit-data |
| Version | 3.20.0-1 |
| Description | Data files for GNOME-PackageKit |
| Sub Section | gnome |