[mdlug] Ubuntu 12.4 on Lenovo laptop would not boot up after software update

[Jeff Hanson]

On Sun, Jul 8, 2012 at 4:18 PM, R KANNAN <rk111810 at gmail.com> wrote:
> Hello,
>
> I have Ubuntu 12.4 (originally Mythbuntu 11.4 upgraded to 11.11 and
> 12.4) on an old Lonovo R61 laptopwhich has been running fine (albeit a
> little slow) for some time.
>
> Today I did a suggested software upgrade and it does not boot since
> the upgrade. It goes through the grub  menu and after I hit <enter>
> the screen goes blank. I tried 'Previous Linux versions' to choose
> earlier kernels but they all seem to work. I also tried to get to
> consoles but <Ctrl-Alt><F1>... <F6> does not bring up any login
> prompt.
>

Could be a video issue.  Try adding "nomodeset" or "xforcevesa" to the
kernel boot line in Grub.  Try disabling "splash" with "nosplash" and
show kernel messages by removing "quiet".