virtualbox.org

Disabling Fastboot(?), reinstalling virtualbox, and setting the number of CPU to 1 fixed the problem for me, but the booting is still not very reliable. I still get stuck in the booting stage quite frequently

I have a dualboot setup with Windows 8.1 and Ubuntu 14.04. I am using the latest VirtualBox Version 4.3.24r98716 I am able to boot the partition fine either from BIOS or from Windows 8.1 host fine. the problem happens when I install the VBoxGuestAdditions from the ISO. I can type in username and pas...

I created a rescue grub.iso using the following script. This code worked for me when I using Windows 7, Ubuntu 12, MBR: #!/bin/sh set -e wk_dir=$(mktemp -d "${TMPDIR:-/tmp}/tmp.XXXXXXXXXX") mkdir -p ${wk_dir}/boot/grub grub-mkconfig -o /boot/grub/grub.cfg # copy your /boot/grub/grub.cfg fi...