Hi Dirk, can you please try the guest additions from here? http://debomatic-amd64.debian.net/distribution#stable/virtualbox-guest-additions-iso/4.3.30-1+deb8u1/contents
thanks, G. Il Giovedì 17 Settembre 2015 10:24, Dirk Olsen <dirk-ol...@online.de> ha scritto: Am 16.09.2015 um 17:56 schrieb Gianfranco Costamagna: > Hi, following up with an upstream discussion, > > can you please remove virtualbox-guest-dkms virtualbox-guest-utils and > virtualbox-guest-x11? > > [...] Hi Gianfranco, removing makes not difference: my VM (Windows-7) still breaks down. Beyond that up to now "VBoxGuestAdditions.iso" (including "virtualbox-guest-utils") is necessary for using shared folders, as described in the user manual of VirtualBox. Greetings Dirk Olsen