dasher-data software package provides Data files for dasher, you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install dasher-data
dasher-data is installed in your system.
Make ensure the dasher-data package were installed using the commands given below,
$ sudo dpkg-query -l | grep dasher-data *
You will get with dasher-data package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | X Window System software |
| Package | dasher-data |
| Version | 4.11+git20130508.adc653-2 |
| Description | Data files for dasher |
| Sub Section | x11 |