Sounds like you need to install the extension pack for your upgraded VB. https://www.virtualbox.org/wiki/Downloads
On Sun, Feb 4, 2018 at 6:51 PM, Tony Schlemmer <aschl...@comcast.net> wrote: > My base OS is Win7 and I run a guest operator system of Ubuntu 16.04 LTS. > My Ubuntu would not boot. Win7 works fine. > > Tony > > > On Feb 4, 2018, at 18:42, Denis Heidtmann <denis.heidtm...@gmail.com> > wrote: > > > > I am not sure I interpret you comments correctly, but Win2k is my guest; > > Ubuntu 16.04 is the host. Ubuntu runs fine. Are you suggesting that I > > would need to install the Host to fix the Guest (or VB, whichever is the > > culprit)? > > > > > >> On Sun, Feb 4, 2018 at 5:58 PM, Tony Schlemmer <aschl...@comcast.net> > wrote: > >> > >> I have window 7 laptop for work and when I tried to upgrade to Virtual > Box > >> 5.2.6 with a Ubuntu 16.04 LTS it ran for a day. When left work I > shutdown > >> the VirtualBox. When I tried restarting Ubuntu the next day I got > nothing. > >> The logs were empty. I had no choice but to create another 40GB > partition > >> with Ubuntu and down load every again. > >> > >> Now I have memory card that back everything up on so if it happens > again I > >> at least have my files. VirtualBox worked perfectly for 6 months. We use > >> GIT so I checked in my code changes in daily but I spent about 6 hours > >> reinstalling everything. > >> > >> Tony > >> > >>> On Feb 4, 2018, at 17:40, Denis Heidtmann <denis.heidtm...@gmail.com> > >> wrote: > >>> > >>> As soon as I click on start, the computer freezes--no mouse, no > keyboard > >>> reaction. The power button is all I could find to break the ice. > >> Reliably > >>> repeatable. The VB logs are empty. > >>> > >>> My laptop has the same OS (Ubuntu 16.04), same VBox, same win2k guest; > >>> works fine. I have tried to compare the settings between the two > >> systems, > >>> and they are almost alike. What I see different that seems unusual is > >> that > >>> the desktop system under Storage/IDE controller shows Win2kSP2 > Clone.vdi > >>> and Empty for the Secondary Master, whereas the laptop shows > >>> VboxGuestAdditons_5.0.18.iso I was certain that I installed the guest > >>> additions on the desktop. VB had run fine up until this latest > >> attempt. I > >>> will go looking for the guest additions. > >>> > >>> I would appreciate ideas on how to investigate this. > >>> > >>> -Denis > >>> _______________________________________________ > >>> PLUG mailing list > >>> PLUG@pdxlinux.org > >>> http://lists.pdxlinux.org/mailman/listinfo/plug > >> > >> _______________________________________________ > >> PLUG mailing list > >> PLUG@pdxlinux.org > >> http://lists.pdxlinux.org/mailman/listinfo/plug > >> > > _______________________________________________ > > PLUG mailing list > > PLUG@pdxlinux.org > > http://lists.pdxlinux.org/mailman/listinfo/plug > > _______________________________________________ > PLUG mailing list > PLUG@pdxlinux.org > http://lists.pdxlinux.org/mailman/listinfo/plug > _______________________________________________ PLUG mailing list PLUG@pdxlinux.org http://lists.pdxlinux.org/mailman/listinfo/plug