Re: Upgrade to Squeeze failed
lrhorer put forth on 10/24/2010 11:52 PM:
> Well, this is the third or fourth upgrade to Squeeze from Lenny I have
> attempted, and they all have been painful. This one has failed,
> though. I upgraded and got everything working, but then I decided to
> clean up a bit. I did a couple of runs of `apt-get autoremove` and an
> `apt-get upgrade, along with installing startupmanager. I removed the
> old 2.6.26 kernel image, and then updated Grub. Then I rebooted the
> machine. Grub comes up, and if I let it boot to Windows, it works, but
> if I select Linux (normal or recovery), very shortly after starting to
> boot the video output from the machine just dies. I don't mean it goes
> blank, I mean the video goes away altogether, as if the machine is shut
> down. The monitor reports a loss of video signal, yet the PC is still
> running and continues to access the hard drive.
> When it was working, the machine would start out in text mode, but
> quickly would switch to graphics mode when booting. I am not certain,
> but I think it is at this same point the video output dies, now. I've
> tried booting from the installation CD and removing then re-installing
> xorg, kdm, and kdebase. No joy. What should I try, now?
Boot to runlevel 2 (text only console) from Grub. From the bash prompt
do a "startx" and see what happens. Troubleshoot from there. As long
as you can boot to a prompt you're in business WRT troubleshooting this
as you can cat/grep logs and edit config files to get X running again.