> Rich wrote: > >> I re-installed Xcode 3.2.6 on Mountain Lion and it blew away Mountain Lion (cannot boot now). >> I am in the process of re-installing Mountain Lion now to restore. >> >> I had some strange problems during the install. >> It told me that I had to quit iTunes to continue the installation. >> When I quit iTunes, it would not recognize that it quit. >> I waited 15 minutes and it was just hung. >> So I force quit the iTunes helper app and that worked to continue the install. >> But just before the install was done, the Mac rebooted itself and crashed. >> several attempts to reboot did not work. >> >> Note that before I started the install, I renamed by Developer folder to Developer 4 and renamed my Developer 3.2.6 folder to Developer. >> I figured that was the only way to get 3.2.6 to install. >> >> So after I discovered that I could not boot, I booted from a backup drive and then renamed the Developer folders back the way they were originally (hoping that was causing the crash upon boot). But no luck. The install actually caused some major problem with the operating system. >> >> >> 1 hour and 23 minutes remaining for my restore... >> Waiting >> Waiting >> > > I don't think ML reinstall will solve the problem. Try removing this file: /System/Library/Extensions/AppleProfileFamily.kext > btw, for those without a backup drive, reboot holding the shift key down, delete the file and restart.