I'm here again with my problem with ALC262... please, momegil, help me...
I have this error message in the boot sequence:

ALCinject: Starting.
Apr 28 21:48:01 Mac-di-Marco kernel[0]: ALCinject: Setting built-in=<data not shown>
Apr 28 21:48:01 Mac-di-Marco kernel[0]: ALCinject: Setting layout-id=<data not shown>
Apr 28 21:48:02 Mac-di-Marco kernel[0]: Sound assertion "0 == fAudioFunctionGroup" failed in "/SourceCache/AppleHDA/AppleHDA-174.1.1/AppleHDA/AppleHDACodecGeneric.cpp" at line 202 goto ExitError
Apr 28 21:48:02: --- last message repeated 1 time ---
Apr 28 21:48:02 Mac-di-Marco kernel[0]: Sound assertion "0 == pathMap_aDriverInstance" failed in "/SourceCache/AppleHDA/AppleHDA-174.1.1/AppleHDA/AppleHDADriver.cpp" at line 1459 goto Exit
Apr 28 21:48:02 Mac-di-Marco kernel[0]: Sound assertion "0 != createAudioEngines ( fPathMap_aDriverInstance )" failed in "/SourceCache/AppleHDA/AppleHDA-174.1.1/AppleHDA/AppleHDADriver.cpp" at line 172 goto Exit
Apr 28 21:48:02 Mac-di-Marco kernel[0]: Sound assertion "0 == pathMap_aDriverInstance" failed in "/SourceCache/AppleHDA/AppleHDA-174.1.1/AppleHDA/AppleHDADriver.cpp" at line 1459 goto Exit
Apr 28 21:48:02 Mac-di-Marco kernel[0]: Sound assertion "0 != createAudioEngines ( fPathMap_aDriverInstance )" failed in "/SourceCache/AppleHDA/AppleHDA-174.1.1/AppleHDA/AppleHDADriver.cpp" at line 172 goto Exit

Do you know what would it be the problem? Thanks in advance!