这是我找到的日志 蓝牙驱动加载失败，谁能帮我看看为什么不能加载，有解决办法更好，万分感谢！
Jan 5 12:43:29 localhost kernel[0]: Kext com.apple.iokit.BroadcomBluetoothHostControllerUSBTransport - library kext com.apple.iokit.IOBluetoothFamily not found.
Jan 5 12:43:29 localhost kernel[0]: Can't load kext com.apple.iokit.BroadcomBluetoothHostControllerUSBTransport - failed to resolve library dependencies.
Jan 5 12:43:29 localhost kernel[0]: Kext com.apple.iokit.BroadcomBluetoothHostControllerUSBTransport failed to load (0xdc00800e).
Jan 5 12:43:29 localhost kernel[0]: Failed to load kext com.apple.iokit.BroadcomBluetoothHostControllerUSBTransport (error 0xdc00800e).
Jan 5 12:43:29 localhost kernel[0]: Couldn't alloc class "BroadcomBluetoothHostControllerUSBTransport"
Jan 5 12:43:29 localhost kernel[0]: Kext com.apple.iokit.BroadcomBluetoothHostControllerUSBTransport - library kext com.apple.iokit.IOBluetoothFamily not found.
Jan 5 12:43:29 localhost kernel[0]: Can't load kext com.apple.iokit.BroadcomBluetoothHostControllerUSBTransport - failed to resolve library dependencies.
Jan 5 12:43:29 localhost kernel[0]: Kext com.apple.iokit.BroadcomBluetoothHostControllerUSBTransport failed to load (0xdc00800e).
Jan 5 12:43:29 localhost kernel[0]: Failed to load kext com.apple.iokit.BroadcomBluetoothHostControllerUSBTransport (error 0xdc00800e).
Jan 5 12:43:29 localhost kernel[0]: Couldn't alloc class "BroadcomBluetoothHostControllerUSBTransport"
