Same errors here on a fresh install. I'm using a ASUS M51Ta with switchable graphics ( AMD HD3200 and HD3650 ). # grep ACPI /var/log/syslog Jun 8 09:35:34 fire kernel: [ 0.272981] ACPI: Using PIC for interrupt routing Jun 8 09:35:34 fire kernel: [ 0.281082] ACPI Error: No handler for Region [SACS] (ffff88013bf6f168) [PCI_Config] (20090903/evregion-319) Jun 8 09:35:34 fire kernel: [ 0.281224] ACPI Error: Region PCI_Config(2) has no handler (20090903/exfldio-295) Jun 8 09:35:34 fire kernel: [ 0.281330] ACPI Error (psparse-0537): Method parse/execution failed [\PRID.P_D0._STA] (Node ffff88013bebf840), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.281498] ACPI Error (uteval-0250): Method execution failed [\PRID.P_D0._STA] (Node ffff88013bebf840), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.281664] ACPI Error: No handler for Region [SACS] (ffff88013bf6f168) [PCI_Config] (20090903/evregion-319) Jun 8 09:35:34 fire kernel: [ 0.281785] ACPI Error: Region PCI_Config(2) has no handler (20090903/exfldio-295) Jun 8 09:35:34 fire kernel: [ 0.281903] ACPI Error (psparse-0537): Method parse/execution failed [\PRID.P_D1._STA] (Node ffff88013bebf920), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.282091] ACPI Error (uteval-0250): Method execution failed [\PRID.P_D1._STA] (Node ffff88013bebf920), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.282254] ACPI Error: No handler for Region [SACS] (ffff88013bf6f168) [PCI_Config] (20090903/evregion-319) Jun 8 09:35:34 fire kernel: [ 0.282373] ACPI Error: Region PCI_Config(2) has no handler (20090903/exfldio-295) Jun 8 09:35:34 fire kernel: [ 0.282493] ACPI Error (psparse-0537): Method parse/execution failed [\SECD.S_D0._STA] (Node ffff88013bebfb00), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.282676] ACPI Error (uteval-0250): Method execution failed [\SECD.S_D0._STA] (Node ffff88013bebfb00), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.282840] ACPI Error: No handler for Region [SACS] (ffff88013bf6f168) [PCI_Config] (20090903/evregion-319) Jun 8 09:35:34 fire kernel: [ 0.282959] ACPI Error: Region PCI_Config(2) has no handler (20090903/exfldio-295) Jun 8 09:35:34 fire kernel: [ 0.283079] ACPI Error (psparse-0537): Method parse/execution failed [\SECD.S_D1._STA] (Node ffff88013bebfbe0), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.283261] ACPI Error (uteval-0250): Method execution failed [\SECD.S_D1._STA] (Node ffff88013bebfbe0), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.284496] PCI: MCFG area at e0000000 reserved in ACPI motherboard resources Jun 8 09:35:34 fire kernel: [ 0.303247] ACPI Error: No handler for Region [SACS] (ffff88013bf6f168) [PCI_Config] (20090903/evregion-319) Jun 8 09:35:34 fire kernel: [ 0.303380] ACPI Error: Region PCI_Config(2) has no handler (20090903/exfldio-295) Jun 8 09:35:34 fire kernel: [ 0.303486] ACPI Error (psparse-0537): Method parse/execution failed [\PRID.P_D0._STA] (Node ffff88013bebf840), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.303668] ACPI Error: No handler for Region [SACS] (ffff88013bf6f168) [PCI_Config] (20090903/evregion-319) Jun 8 09:35:34 fire kernel: [ 0.303814] ACPI Error: Region PCI_Config(2) has no handler (20090903/exfldio-295) Jun 8 09:35:34 fire kernel: [ 0.303921] ACPI Error (psparse-0537): Method parse/execution failed [\PRID.P_D1._STA] (Node ffff88013bebf920), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.304135] ACPI Error: No handler for Region [SACS] (ffff88013bf6f168) [PCI_Config] (20090903/evregion-319) Jun 8 09:35:34 fire kernel: [ 0.304276] ACPI Error: Region PCI_Config(2) has no handler (20090903/exfldio-295) Jun 8 09:35:34 fire kernel: [ 0.304382] ACPI Error (psparse-0537): Method parse/execution failed [\SECD.S_D0._STA] (Node ffff88013bebfb00), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.304562] ACPI Error: No handler for Region [SACS] (ffff88013bf6f168) [PCI_Config] (20090903/evregion-319) Jun 8 09:35:34 fire kernel: [ 0.304670] ACPI Error: Region PCI_Config(2) has no handler (20090903/exfldio-295) Jun 8 09:35:34 fire kernel: [ 0.304776] ACPI Error (psparse-0537): Method parse/execution failed [\SECD.S_D1._STA] (Node ffff88013bebfbe0), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.305042] ACPI: EC: GPE = 0xe, I/O: command/status = 0x66, data = 0x62 Jun 8 09:35:34 fire kernel: [ 0.305409] ACPI: No dock devices found. Jun 8 09:35:34 fire kernel: [ 0.305631] ACPI: PCI Root Bridge [PCI0] (0000:00) Jun 8 09:35:34 fire kernel: [ 0.310143] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT] Jun 8 09:35:34 fire kernel: [ 0.310410] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.P0P1._PRT] Jun 8 09:35:34 fire kernel: [ 0.310559] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.PCE4._PRT] Jun 8 09:35:34 fire kernel: [ 0.310650] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.PCE5._PRT] Jun 8 09:35:34 fire kernel: [ 0.310757] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.PCE2._PRT] Jun 8 09:35:34 fire kernel: [ 0.310861] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.P0PC._PRT] Jun 8 09:35:34 fire kernel: [ 0.321577] ACPI: PCI Interrupt Link [LNKA] (IRQs 4 7 10 *11 12 14 15) Jun 8 09:35:34 fire kernel: [ 0.322061] ACPI: PCI Interrupt Link [LNKB] (IRQs 4 *7 10 11 12 14 15) Jun 8 09:35:34 fire kernel: [ 0.322537] ACPI: PCI Interrupt Link [LNKC] (IRQs 4 7 *10 11 12 14 15) Jun 8 09:35:34 fire kernel: [ 0.323029] ACPI: PCI Interrupt Link [LNKD] (IRQs *4 7 10 11 12 14 15) Jun 8 09:35:34 fire kernel: [ 0.323521] ACPI: PCI Interrupt Link [LNKE] (IRQs 4 7 10 *11 12 14 15) Jun 8 09:35:34 fire kernel: [ 0.323984] ACPI: PCI Interrupt Link [LNKF] (IRQs 4 7 *10 11 12 14 15) Jun 8 09:35:34 fire kernel: [ 0.324483] ACPI: PCI Interrupt Link [LNKG] (IRQs *10 11 12 14 15) Jun 8 09:35:34 fire kernel: [ 0.324914] ACPI: PCI Interrupt Link [LNKH] (IRQs 4 7 10 11 12 14 15) *0, disabled. Jun 8 09:35:34 fire kernel: [ 0.326239] ACPI: WMI: Mapper loaded Jun 8 09:35:34 fire kernel: [ 0.326299] PCI: Using ACPI for IRQ routing Jun 8 09:35:34 fire kernel: [ 0.329308] pnp: PnP ACPI init Jun 8 09:35:34 fire kernel: [ 0.329308] ACPI: bus type pnp registered Jun 8 09:35:34 fire kernel: [ 0.329308] ACPI Error: No handler for Region [SACS] (ffff88013bf6f168) [PCI_Config] (20090903/evregion-319) Jun 8 09:35:34 fire kernel: [ 0.329308] ACPI Error: Region PCI_Config(2) has no handler (20090903/exfldio-295) Jun 8 09:35:34 fire kernel: [ 0.329308] ACPI Error (psparse-0537): Method parse/execution failed [\PRID.P_D0._STA] (Node ffff88013bebf840), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.329308] ACPI Error (uteval-0250): Method execution failed [\PRID.P_D0._STA] (Node ffff88013bebf840), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.329308] ACPI Error: No handler for Region [SACS] (ffff88013bf6f168) [PCI_Config] (20090903/evregion-319) Jun 8 09:35:34 fire kernel: [ 0.329308] ACPI Error: Region PCI_Config(2) has no handler (20090903/exfldio-295) Jun 8 09:35:34 fire kernel: [ 0.329308] ACPI Error (psparse-0537): Method parse/execution failed [\PRID.P_D1._STA] (Node ffff88013bebf920), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.329308] ACPI Error (uteval-0250): Method execution failed [\PRID.P_D1._STA] (Node ffff88013bebf920), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.329308] ACPI Error: No handler for Region [SACS] (ffff88013bf6f168) [PCI_Config] (20090903/evregion-319) Jun 8 09:35:34 fire kernel: [ 0.329308] ACPI Error: Region PCI_Config(2) has no handler (20090903/exfldio-295) Jun 8 09:35:34 fire kernel: [ 0.329308] ACPI Error (psparse-0537): Method parse/execution failed [\SECD.S_D0._STA] (Node ffff88013bebfb00), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.329308] ACPI Error (uteval-0250): Method execution failed [\SECD.S_D0._STA] (Node ffff88013bebfb00), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.329308] ACPI Error: No handler for Region [SACS] (ffff88013bf6f168) [PCI_Config] (20090903/evregion-319) Jun 8 09:35:34 fire kernel: [ 0.329308] ACPI Error: Region PCI_Config(2) has no handler (20090903/exfldio-295) Jun 8 09:35:34 fire kernel: [ 0.329308] ACPI Error (psparse-0537): Method parse/execution failed [\SECD.S_D1._STA] (Node ffff88013bebfbe0), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.329308] ACPI Error (uteval-0250): Method execution failed [\SECD.S_D1._STA] (Node ffff88013bebfbe0), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.329308] pnp: PnP ACPI: found 13 devices Jun 8 09:35:34 fire kernel: [ 0.329308] ACPI: ACPI bus type pnp unregistered Jun 8 09:35:34 fire kernel: [ 0.335060] ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 10 Jun 8 09:35:34 fire kernel: [ 0.335310] ACPI: PCI Interrupt Link [LNKA] enabled at IRQ 11 Jun 8 09:35:34 fire kernel: [ 0.335592] ACPI: PCI Interrupt Link [LNKB] enabled at IRQ 7 Jun 8 09:35:34 fire kernel: [ 0.553804] ACPI: AC Adapter [AC0] (on-line) Jun 8 09:35:34 fire kernel: [ 0.554030] ACPI: Power Button [PWRB] Jun 8 09:35:34 fire kernel: [ 0.554192] ACPI: Sleep Button [SLPB] Jun 8 09:35:34 fire kernel: [ 0.556561] ACPI: Lid Switch [LID] Jun 8 09:35:34 fire kernel: [ 0.556753] ACPI: Power Button [PWRF] Jun 8 09:35:34 fire kernel: [ 0.559839] ACPI Error: No handler for Region [SACS] (ffff88013bf6f168) [PCI_Config] (20090903/evregion-319) Jun 8 09:35:34 fire kernel: [ 0.560029] ACPI Error: Region PCI_Config(2) has no handler (20090903/exfldio-295) Jun 8 09:35:34 fire kernel: [ 0.560152] ACPI Error (psparse-0537): Method parse/execution failed [\PRID.P_D0._STA] (Node ffff88013bebf840), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.560342] ACPI Error (uteval-0250): Method execution failed [\PRID.P_D0._STA] (Node ffff88013bebf840), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.560501] ACPI Error: No handler for Region [SACS] (ffff88013bf6f168) [PCI_Config] (20090903/evregion-319) Jun 8 09:35:34 fire kernel: [ 0.560608] ACPI Error: Region PCI_Config(2) has no handler (20090903/exfldio-295) Jun 8 09:35:34 fire kernel: [ 0.560714] ACPI Error (psparse-0537): Method parse/execution failed [\PRID.P_D1._STA] (Node ffff88013bebf920), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.560882] ACPI Error (uteval-0250): Method execution failed [\PRID.P_D1._STA] (Node ffff88013bebf920), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.561050] ACPI Error: No handler for Region [SACS] (ffff88013bf6f168) [PCI_Config] (20090903/evregion-319) Jun 8 09:35:34 fire kernel: [ 0.561157] ACPI Error: Region PCI_Config(2) has no handler (20090903/exfldio-295) Jun 8 09:35:34 fire kernel: [ 0.561263] ACPI Error (psparse-0537): Method parse/execution failed [\SECD.S_D0._STA] (Node ffff88013bebfb00), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.561431] ACPI Error (uteval-0250): Method execution failed [\SECD.S_D0._STA] (Node ffff88013bebfb00), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.561590] ACPI Error: No handler for Region [SACS] (ffff88013bf6f168) [PCI_Config] (20090903/evregion-319) Jun 8 09:35:34 fire kernel: [ 0.561697] ACPI Error: Region PCI_Config(2) has no handler (20090903/exfldio-295) Jun 8 09:35:34 fire kernel: [ 0.561803] ACPI Error (psparse-0537): Method parse/execution failed [\SECD.S_D1._STA] (Node ffff88013bebfbe0), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.561971] ACPI Error (uteval-0250): Method execution failed [\SECD.S_D1._STA] (Node ffff88013bebfbe0), AE_NOT_EXIST Jun 8 09:35:34 fire kernel: [ 0.565662] ACPI: Thermal Zone [THRM] (79 C) Jun 8 09:35:34 fire kernel: [ 0.590773] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 4 Jun 8 09:35:34 fire kernel: [ 0.625794] ACPI: Battery Slot [BAT0] (battery present) Jun 8 09:35:34 fire kernel: [ 0.948869] ACPI: PCI Interrupt Link [LNKG] enabled at IRQ 10 Jun 8 09:35:34 fire kernel: [ 1.978567] ACPI: PCI Interrupt Link [LNKE] BIOS reported IRQ 15, using IRQ 11 Jun 8 09:35:34 fire kernel: [ 1.978648] ACPI: PCI Interrupt Link [LNKE] enabled at IRQ 11 Jun 8 09:35:34 fire kernel: [ 8.271213] ACPI: Video Device [VGA] (multi-head: yes rom: no post: no) Jun 8 09:35:34 fire kernel: [ 8.274658] ACPI: Video Device [VGA1] (multi-head: yes rom: no post: no) Jun 8 09:35:34 fire kernel: [ 8.285114] ACPI: PCI Interrupt Link [LNKF] enabled at IRQ 10 Jun 8 09:35:34 fire kernel: [ 8.333080] asus_laptop: Brightness ignored, must be controlled by ACPI video driver