On 13/05/12 15:14, Russell Coker wrote:
Is Ubuntu one of those distributions that starts X
really early in
the boot? If so there should be a way of disabling that to get a text
mode boot. Completing the upgrade in text mode should be possible.
No, it’s not. Fedora and Red Hat were the ones to do that in the olden
days, but since Plymouth, they don’t do it these days either. But they
do have the “quiet” and “splash” boot parameters enabled by default,
which hides any useful output.
On 13/05/12 14:09, Wen Lin wrote:
Instead, when his PC (there is no dual-boot in this
machine - just
pure Ubuntu) rebooted, after going pass the usual BIOS/Video card
splash screen, followed by a quick splash of the Ubuntu logo, he got
a blank screen. Not even the usual Ubuntu boot option list was
displayed - just a black screen (with a tiny top bit coloured ubuntu
Try holding Shift as you boot up. The GRUB menu is hidden by default if
there is no other OS installed. You should be able to select a recovery
option from there.
If that doesn’t work, you may need to boot from a live CD, mount the
target system, chroot in, and run "apt-get -f install" to complete the
Of course, if there has been too much damage done, then this may not
work, and you will need to follow Russell’s guidelines for recovering
I should point out that no operating system is invulnerable from monkey
attacks like this one. I have seen Windows, Linux, and Mac OS X
installations b0rked due to upgrades where a monkey took control before
it completed. Unfortunately that’s the way the cookie crumbles, and data
recovery is probably the best long-term option.