Merci de me le rappeler Dièse
Sinon voila le rapport d'erreurs pour apple ci dessous, je sais pas si vous pouvez m'en dire plus

Mais je vais essayer de suivre ton conseil, Hexo

merci
Interval Since Last Panic Report: 7633 sec
Panics Since Last Report: 1
Anonymous UUID: 3**********
Wed Jun 22 13:22:05 2011
panic(cpu 0 caller 0xffffff7f815d0650): "ATICLASS::detectPowerDown: GPU is not found. NO MM PCI access!!!\n"@/SourceCache/GraphicsDrivers/GraphicsDrivers-6.34.13/Common/IONDRV/ATI/IOFramebuffer/ATIFramebuffer/Controller/Sources/R800/EvergreenClocks.cpp:831
Backtrace (CPU 0), Frame : Return Address
0xffffff806015bc00 : 0xffffff8000204d15
0xffffff806015bd00 : 0xffffff7f815d0650
0xffffff806015bd20 : 0xffffff7f815efd71
0xffffff806015bd40 : 0xffffff7f815f0029
0xffffff806015bd70 : 0xffffff7f815eea58
0xffffff806015bdc0 : 0xffffff7f815eec09
0xffffff806015be10 : 0xffffff7f80825122
0xffffff806015be50 : 0xffffff7f80825306
0xffffff806015be80 : 0xffffff7f8082d9a6
0xffffff806015bed0 : 0xffffff800053be2c
0xffffff806015bf10 : 0xffffff800053b30f
0xffffff806015bf60 : 0xffffff800053afb5
0xffffff806015bfa0 : 0xffffff80002c8527
Kernel Extensions in backtrace (with dependencies):
com.apple.kext.ATIFramebuffer(6.3.4)@0xffffff7f815e8000->0xffffff7f815fbfff
dependency: com.apple.iokit.IOACPIFamily(1.3.0)@0xffffff7f80aef000
dependency: com.apple.iokit.IOPCIFamily(2.6.3)@0xffffff7f80800000
dependency: com.apple.iokit.IOGraphicsFamily(2.2)@0xffffff7f80817000
dependency: com.apple.kext.ATISupport(6.3.4)@0xffffff7f81490000
com.apple.kext.ATI6000Controller(6.3.4)@0xffffff7f815be000->0xffffff7f815e7fff
dependency: com.apple.iokit.IOACPIFamily(1.3.0)@0xffffff7f80aef000
dependency: com.apple.iokit.IOPCIFamily(2.6.3)@0xffffff7f80800000
dependency: com.apple.iokit.IOGraphicsFamily(2.2)@0xffffff7f80817000
dependency: com.apple.kext.ATISupport(6.3.4)@0xffffff7f81490000
com.apple.iokit.IOGraphicsFamily(2.2)@0xffffff7f80817000->0xffffff7f8083efff
dependency: com.apple.iokit.IOPCIFamily(2.6.3)@0xffffff7f80800000
BSD process name corresponding to current thread: kernel_task
Mac OS version:
10J4139
Kernel version:
Darwin Kernel Version 10.7.4: Mon Apr 18 21:************; root:xnu-1504.14.12~3/RELEASE_X86_64
System model name: MacBookPro8,2 (Mac-942************)
System uptime in nanoseconds: 3084946063262
unloaded kexts:
com.apple.driver.AppleUSBUHCI 4.2.0 (addr 0xffffff7f81317000, size 0x65536) - last unloaded 279380778628
loaded kexts:
com.apple.driver.AGPM 100.12.31 - last loaded 21926863921
com.apple.driver.AppleHWSensor 1.9.3d0
com.apple.driver.AppleMikeyHIDDriver 1.2.0
com.apple.driver.AppleHDA 2.0.5f13
com.apple.driver.AppleMikeyDriver 2.0.5f13
com.apple.filesystems.autofs 2.1.0
com.apple.driver.AudioAUUC 1.57
com.apple.kext.ATIFramebuffer 6.3.4
com.apple.driver.AppleUpstreamUserClient 3.5.7
com.apple.driver.AppleMCCSControl 1.0.20
com.apple.driver.SMCMotionSensor 3.0.1d2
com.apple.Dont_Steal_Mac_OS_X 7.0.0
com.apple.driver.AudioIPCDriver 1.1.6
com.apple.driver.ACPI_SMC_PlatformPlugin 4.7.0a1
com.apple.driver.AppleLPC 1.5.1
com.apple.driver.AppleGraphicsControl 2.10.6
com.apple.kext.AppleSMCLMU 1.5.2d10
com.apple.ATIRadeonX3000 6.3.4
com.apple.driver.AppleIntelHDGraphics 6.3.4
com.apple.driver.AppleIntelSNBGraphicsFB 6.3.4
com.apple.driver.AppleUSBTCButtons 201.2
com.apple.driver.AppleUSBTCKeyboard 201.2
com.apple.driver.AppleIRController 303.8
com.apple.iokit.SCSITaskUserClient 2.6.8
com.apple.BootCache 31
com.apple.AppleFSCompression.AppleFSCompressionTypeZlib 1.0.0d1
com.apple.iokit.IOAHCIBlockStorage 1.6.4
com.apple.driver.AppleUSBHub 4.2.0
com.apple.driver.AppleFWOHCI 4.7.3
com.apple.driver.AirPort.Brcm4331 432.11.3
com.apple.driver.AppleSDXC 1.0.2
com.apple.iokit.AppleBCM5701Ethernet 3.0.5b8
com.apple.driver.AppleEFINVRAM 1.4.0
com.apple.driver.AppleSmartBatteryManager 160.0.0
com.apple.driver.AppleAHCIPort 2.1.7
com.apple.driver.AppleUSBEHCI 4.2.0
com.apple.driver.AppleACPIButtons 1.3.6
com.apple.driver.AppleRTC 1.3.1
com.apple.driver.AppleHPET 1.5
com.apple.driver.AppleSMBIOS 1.7
com.apple.driver.AppleACPIEC 1.3.6
com.apple.driver.AppleAPIC 1.4
com.apple.driver.AppleIntelCPUPowerManagementClient 142.6.0
com.apple.security.sandbox 1
com.apple.security.quarantine 0
com.apple.nke.applicationfirewall 2.1.11
com.apple.driver.AppleIntelCPUPowerManagement 142.6.0
com.apple.driver.AppleProfileReadCounterAction 17
com.apple.driver.DspFuncLib 2.0.5f13
com.apple.driver.AppleProfileTimestampAction 10
com.apple.driver.AppleProfileThreadInfoAction 14
com.apple.driver.AppleProfileRegisterStateAction 10
com.apple.driver.AppleProfileKEventAction 10
com.apple.driver.AppleProfileCallstackAction 20
com.apple.driver.AppleSMBusController 1.0.10d0
com.apple.iokit.IOFireWireIP 2.0.3
com.apple.iokit.IOSurface 74.2
com.apple.iokit.IOBluetoothSerialManager 2.4.5f1
com.apple.iokit.IOSerialFamily 10.0.3
com.apple.iokit.IOAudioFamily 1.8.3fc2
com.apple.kext.OSvKernDSPLib 1.3
com.apple.driver.AppleHDAController 2.0.5f13
com.apple.iokit.IOHDAFamily 2.0.5f13
com.apple.iokit.AppleProfileFamily 41
com.apple.driver.IOPlatformPluginFamily 4.7.0a1
com.apple.driver.AppleSMBusPCI 1.0.10d0
com.apple.driver.AppleBacklightExpert 1.0.1
com.apple.driver.AppleSMC 3.1.0d5
com.apple.driver.AppleThunderboltEDMSink 1.0.5
com.apple.driver.AppleThunderboltEDMSource 1.0.5
com.apple.kext.ATI6000Controller 6.3.4
com.apple.kext.ATISupport 6.3.4
com.apple.iokit.IONDRVSupport 2.2
com.apple.iokit.IOGraphicsFamily 2.2
com.apple.driver.AppleThunderboltDPOutAdapter 1.2.0
com.apple.driver.AppleThunderboltDPInAdapter 1.2.0
com.apple.driver.AppleThunderboltDPAdapterFamily 1.2.0
com.apple.driver.AppleThunderboltPCIDownAdapter 1.1.5
com.apple.driver.BroadcomUSBBluetoothHCIController 2.4.5f1
com.apple.driver.AppleUSBBluetoothHCIController 2.4.5f1
com.apple.iokit.IOBluetoothFamily 2.4.5f1
com.apple.driver.AppleUSBMultitouch 207.5
com.apple.iokit.IOUSBHIDDriver 4.2.0
com.apple.driver.AppleUSBMergeNub 4.2.2
com.apple.driver.AppleUSBComposite 3.9.0
com.apple.iokit.IOSCSIMultimediaCommandsDevice 2.6.8
com.apple.iokit.IOBDStorageFamily 1.6
com.apple.iokit.IODVDStorageFamily 1.6
com.apple.iokit.IOCDStorageFamily 1.6.1
com.apple.driver.XsanFilter 402.1
com.apple.iokit.IOAHCISerialATAPI 1.2.6
com.apple.iokit.IOSCSIArchitectureModelFamily 2.6.8
com.apple.driver.AppleThunderboltNHI 1.2.3
com.apple.iokit.IOThunderboltFamily 1.3.5
com.apple.iokit.IOUSBUserClient 4.2.0
com.apple.iokit.IOFireWireFamily 4.2.6
com.apple.iokit.IO80211Family 320.1
com.apple.iokit.IONetworkingFamily 1.10
com.apple.iokit.IOAHCIFamily 2.0.6
com.apple.iokit.IOUSBFamily 4.2.2
com.apple.driver.AppleEFIRuntime 1.4.0
com.apple.iokit.IOHIDFamily 1.6.6
com.apple.iokit.IOSMBusFamily 1.1
com.apple.kext.AppleMatch 1.0.0d1
com.apple.security.TMSafetyNet 6
com.apple.driver.DiskImages 289
com.apple.iokit.IOStorageFamily 1.6.3
com.apple.driver.AppleACPIPlatform 1.3.6
com.apple.iokit.IOPCIFamily 2.6.3
com.apple.iokit.IOACPIFamily 1.3.0
Model: MacBookPro8,2, BootROM MBP81.0047.B0E, 4 processors, Intel Core i7, 2 GHz, 4 GB, SMC 1.69f1
Graphics: AMD Radeon HD 6490M, AMD Radeon HD 6490M, PCIe, 256 MB
Graphics: Intel HD Graphics 3000, Intel HD Graphics 3000, Built-In, 384 MB
Memory Module: global_name
AirPort: spairport_wireless_card_type_airport_extreme (0x14E4, 0xD6), Broadcom BCM43xx 1.0 5.100.198.104.3)
Bluetooth: Version 2.4.5f1, 2 service, 19 devices, 1 incoming serial ports
Network Service: AirPort, AirPort, en1
Serial ATA Device: TOSHIBA MK5065GSXF, 465,76 GB
Serial ATA Device: MATSHITADVD-R UJ-898
USB Device: FaceTime HD Camera (Built-in), 0x05ac (Apple Inc.), 0x8509, 0xfa200000 / 3
USB Device: Hub, 0x0424 (SMSC), 0x2513, 0xfa100000 / 2
USB Device: Apple Internal Keyboard / Trackpad, 0x05ac (Apple Inc.), 0x0246, 0xfa120000 / 5
USB Device: BRCM2070 Hub, 0x0a5c (Broadcom Corp.), 0x4500, 0xfa110000 / 4
USB Device: Bluetooth USB Host Controller, 0x05ac (Apple Inc.), 0x821a, 0xfa113000 / 6
USB Device: Hub, 0x0424 (SMSC), 0x2513, 0xfd100000 / 2
USB Device: IR Receiver, 0x05ac (Apple Inc.), 0x8242, 0xfd110000 / 3