FC4 can't boot after updates

[David Niemi]

From: "Claude Jones" <claude_jones at levitjames.com>


> On Mon August 1 2005 7:14 am, Matthew Saltzman wrote:
>> On Sun, 31 Jul 2005, Claude Jones wrote:
>> > A friend has just been possibly bit by the bug that emerged after a
>> > recent kernel update. I read Thomas Chung's piece in the recent
>> > FedoraNews about this, but he stresses that the workaround of running
>> > Kudzu to fix modprobe.conf has to occur  BEFORE the kernel update. Has
>> > anyone been able to fix a  system after the fact?
>>
>> You still have the old kernel.  When you see the startup splash screen on
>> bootup, press a key.  That takes you to a menu of kernels.  Choose the
>> second-most recent option.
>>
>> Then rpm -e the new kernel, run kudzu, and reinstall the new kernel.
>>
> 
> Thanks, Matthew. I thought of the same thing, although I'd suggested he try to 
> boot into a previous kernel. His problem is that the boot gets stuck right 
> before the blue splash screen, when the word "grub" briefly flashes in the 
> upper left hand corner of the screen - right at that point, his machine just 
> stops. Any other suggestions? 
> 
boot using the rescue CD, chroot /mnt/sysimage, cd /boot/grub.

edit the grub.conf file using your favorite editor (I use joe) and remove the
"#" in front of hidemenu and increase the timeout option from 5 to 15 or 20.