Knowledge Base document TS3926, “OS X Lion: Installer reports ‘This disk cannot be used to start up your computer’.”
Sergey Bykovhas quoted12 years ago
Mac will not automatically restart during the system installation process as long as the Installer Log window is the foremost window
Sergey Bykovhas quoted12 years ago
Knowledge Base article HT4718, “OS X Lion: About Lion Recovery.”
Sergey Bykovhas quoted12 years ago
the Installer has determined that your Mac cannot start from that item. Possible reasons are:
Sergey Bykovhas quoted12 years ago
This can be an internal or an external drive
Sergey Bykovhas quoted12 years ago
If you install Lion to the system drive hosting the Install Mac OS X Lion application (as is typical of a standard upgrade installation), the Installer will delete the original installation assets to save space.
Sergey Bykovhas quoted12 years ago
If you are upgrading or installing while running from a standard Mac system, you will have to authenticate as an administrative user.
Sergey Bykovhas quoted12 years ago
If you want to perform an erase and install, you must manually erase the destination system drive
Sergey Bykovhas quoted12 years ago
Install Mac OS X Lion There are two primary types of installations
Sergey Bykovhas quoted12 years ago
Knowledge Base document HT2681, “What’s a ‘computer-specific Mac OS X release’?”