robinb

I am getting in event viewer on my dell dimension E521 after upgrading from
xp media center with Dell upgrade to Vista Home Premium these errors over
and over again.

Can you please give me advise on how to fix this please?

IRQARB: ACPI BIOS does not contain an IRQ for the device in PCI slot 4,
function 0. Please contact your system vendor for technical assistance.

IRQARB: ACPI BIOS does not contain an IRQ for the device in PCI slot 3,
function 0. Please contact your system vendor for technical assistance.

IRQARB: ACPI BIOS does not contain an IRQ for the device in PCI slot 2,
function 0. Please contact your system vendor for technical assistance.

It comes up Event 6 in Errors

thanks
Robin