Package: virtualbox Version: 5.0.4-dfsg-3 Followup-For: Bug #799675
-- System Information: Debian Release: stretch/sid APT prefers unstable APT policy: (500, 'unstable'), (1, 'experimental') Architecture: amd64 (x86_64) Kernel: Linux 4.1.0-2-amd64 (SMP w/4 CPU cores) Locale: LANG=en_GB.utf8, LC_CTYPE=en_GB.utf8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system) trying to install virtualbox results in the following error: aptitude install virtualbox The following NEW packages will be installed: virtualbox{b} virtualbox-qt{a} 0 packages upgraded, 2 newly installed, 0 to remove and 0 not upgraded. Need to get 20.6 MB of archives. After unpacking 85.5 MB will be used. The following packages have unmet dependencies: virtualbox : PreDepends: virtualbox-dkms (= 5.0.4-dfsg-3) which is a virtual package. or virtualbox-source (= 5.0.4-dfsg-3) which is a virtual package. The following actions will resolve these dependencies: Keep the following packages at their current version: 1) virtualbox [Not Installed] 2) virtualbox-qt [Not Installed] Because no package provides virtualbox-dkms or virtualbox-source an installation is impossible ...