[Nottingham] Trouble with Ubuntu 9.04

[James Gibbon]

On Thu, 14 May 2009 16:36:35 +0000 (GMT)
Bob Marshall <mbob71 at yahoo.com> wrote:

> 
> I replaced the graphics card, an ATI X1050 128 MB with an NVIDIA 8400GS
> 256 MB and this runs very well with my Windows XP on a separate Hard
> Disc Drive.  It also runs Puppy, Zenwalk and Fedora as live sessions,
> but Ubuntu 9.04 WILL NOT PLAY AT ALL, although the installed 8.10 works
> well; attempting to upgrade from 'inside' 8.10 failed with the message
> 'Loading, please wait', but however long I waited, nothing happened.
> 
> A brief message appears, even with 8.10 about an unexpected IRQ trap at
> some location, but it disappears before I can note it down and then
> starts as normal.
> 

In circumstances like these I usually try booting with acpi=off and
noapic added to the kernel options. I think you hit F4 on an Ubuntu live
CD, then you type

acpi=off noapic

On the kernel startup invocation.

James