Try this: https://forums.macrumors.com/threads/boot-efi-developers-thread.1924434/page-33#post-22222642same problem than slopeza 2 post above
I followed this tuto to install 10.11 but my MP1.1 Reboot on old partition when I choose the new for install, when I try the screen turn black with white apple (elcapitan boot screen) for 5 sec then turn grey with dark grey apple and boot old 10.8 instead 10.11 installation menu.
Bless command doesn't work
When I try I get
Any help ?Code:
Error while getting file ID of /Volumes/OS X Base System/boot. Ignoring... Could not find IODeviceTree:/options