HI. I have also this problem after update to 4.3.18-dfsg-1.
I started virtualbox with this command: "virtualbox --dbg --startvm Win7" and i have only this message when virtualbox crash : "Erreur de segmentation" (or "segmentation error" in english).
No others messages. Thanks for your help -- Pascal Raton -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org