1. First Try Boot with 9A466 Install DVD with 9a466 patcher. panic(cpu0 caller 0x0041cf65) : "unablble to find driver for this platform: \"ACPI\" IOPlATFORM Expert.cpp :1373 Debugger Called : p.o.ob1 : xnu-1122.4-11 2. Replace some kext file with as followings from 9a410. AppleACPIPlatform.kext AppleAHCIPort.kext AppleIntelIntegratedFramebuffer.kext ApplePS2Controller.kext AppleSMBIOS.kext IOAHCIFamily.kext IOATAFamily.kext Natit.kext dsmos.kext Failed to load extension com.apple.driver.AppleUSBUHCI. couldn't alloc class "AppleUSBUHCI"