Legacy hardware dropped in 5.X

[Dag-Erling Smørgrav]

Henry <brassing at mac.com> writes:
> To try and explain it more, it is an old compaq presario that uses a
> weird AGP? slot to attach another board to the main motherboard. The
> extra attachment board has ISA/PCI slots on it for me to install
> network cards on.

That's not a custom bus extender slot, not an AGP slot.

>                   This is a problem I see because removing it gets
> 5.X installed, but having it attached doesn't.

Try booting in safe mode (which disables the APIC, and may help if
your bus extender has a broken PCI-PCI bridge)

DES
-- 
Dag-Erling Smørgrav - des at des.no