Panic(cpu 0 caller 0xffffff8006459241): “unable to find driver for this platform: \”ACPI\”.\n”n”@/SourceCache/snu/xnu-2050.20.9/iokit/Kernel/IOPlatformExpert.cpp:1548
Apple indicated updates to my operating system were necessary, I pressed install.
Next it asked to restart so I did .
Now the system boots to a grey screen and the following error:
Panic(cpu 0 caller 0xffffff8006459241): “unable to find driver for this platform: \”ACPI\”.\n”n”@/SourceCache/snu/xnu-2050.20.9/iokit/Kernel/IOPlatformExpert.cpp :1548
Debugger called: <panic>
Backtrace (CPU 0), Frame : Return Address
0xffffff800601d626
0xffffff8006459241
0xffffff800643033e
0xffffff800642c2d0
0xffffff8006430e99
0xffffff80060b2957
BSD process name corresponding to current thread: Unknown
Mac OS version:
Not yet set
Kernel version:
Darwin Kernel Version 12.2.1: Thur Oct 18 16:32:48 PDT 2012; root:xnu-2050.20.9~2/RELEASE_X86_64
Kernel UUID: 0AFA55FD-872F-3BBE-8630-214EB586A16D
Kernel slide: 0x000000005e00000
Kernel text base: 0xffffff8006000000
System uptime in nanoseconds: 347942813
It sits there and progresses no further
-> I need some of the files on the notebook so I cannot just reinstall system without deleting them.
MacBook Air, Update operating system