Hi there, Try starting without ACPI. So edit your grub lines with startup with "E". Then at the kernel line on the end add: noapic nolapic acpi=off pci=noacpi Or only: pci=noacpi And try to boot. Greetings, Jim. > On 5/18/07, Jim van Wel <jim@xxxxxxxxxxxxx> wrote: >> >> Hi there, >> >> 1. Are you using a SMP kernel? Second, try FC6. > > > Hi after upgrade to FC6 iam getting this error > while starting > > ACPI: Blank IRQ resource > ACPI: Resource is not an IRQ entry > ACPI: PCI Interrupt Link [LP15] (IRQs) *0, disabled. > ACPI: Blank IRQ resource > ACPI: Resource is not an IRQ entry > ACPI: PCI Interrupt Link [LP16] (IRQs) *0, disabled. > ACPI: Blank IRQ resource > ACPI: Resource is not an IRQ entry > ACPI: PCI Interrupt Link [LP17] (IRQs) *0, disabled. > ACPI: Blank IRQ resource > ACPI: Resource is not an IRQ entry > ACPI: PCI Interrupt Link [LP18] (IRQs) *0, disabled. > ACPI: Blank IRQ resource > ACPI: Resource is not an IRQ entry > ACPI: PCI Interrupt Link [LP19] (IRQs) *0, disabled. > ACPI: Blank IRQ resource > ACPI: Resource is not an IRQ entry > ACPI: PCI Interrupt Link [LP1A] (IRQs) *0, disabled. > ACPI: Blank IRQ resource > ACPI: Resource is not an IRQ entry > ACPI: PCI Interrupt Link [LP1B] (IRQs) *0, disabled. > ACPI: Blank IRQ resource > ACPI: Resource is not an IRQ entry > ACPI: PCI Interrupt Link [LP1C] (IRQs) *0, disabled. > ACPI: Blank IRQ resource > ACPI: Resource is not an IRQ entry > ACPI: PCI Interrupt Link [LP1D] (IRQs) *0, disabled. > ACPI: Blank IRQ resource > ACPI: Resource is not an IRQ entry > ACPI: PCI Interrupt Link [LP1E] (IRQs) *0, disabled. > ACPI: Blank IRQ resource > ACPI: Resource is not an IRQ entry > ACPI: PCI Interrupt Link [LP1F] (IRQs) *0, disabled. > ACPI: PCI Interrupt Link [LPUS] (IRQs *11) > Linux Plug and Play Support v0.97 (c) Adam Belay > pnp: PnP ACPI init > pnp: PnP ACPI: found 13 devices >