stef_ Posted November 29, 2014 Share Posted November 29, 2014 HI, I'm having trouble getting yosemite on my Lenovo T440. I followed the Common Problems with the installer and had some success i5-4200U with HD4400 - enabled kernel pm patch - this stopped immediate reboot - Add -gux_defer_usb2 -gux_no_idle in Boot Args fixed "still waiting for root device" - Move video kexts from single user fixed Missing Bluetooth Controller Transport Now i'm getting hang on line com.apple.xpc.launchd[1] (com.apple.securityd127) : service exited due to signal: Abort Trap: 6 and not getting to GUI - anyone know what this is? thanks! Quote Link to comment Share on other sites More sharing options...
honeytung Posted December 4, 2014 Share Posted December 4, 2014 I also have this problem Any suggestions would be great. Thanks! Quote Link to comment Share on other sites More sharing options...