Ok, I have already trawled through forums and although there have been other posts similar to this I feel I need to add some detail regarding my particular irritation.I installed Ubuntu 12.10 on a system already having Windows 8 - the Ubuntu partition was created during install.
UEFI defines a new method of interfacing between PC operating systems and firmware.
The UEFI interface is composed of data tables containng platform-related information, plus boot and runtime functions that are available to the operating system and the boot loader.
When I got to the Ubuntu log-in screen it decided to lock me in a loop, switching between a black screen and the log-in one whenever I entered my new password.
Again forums, but their fixes didn't solve the problem and I am now wanting to take off this installation of Ubuntu, de-partition if need be, and reinstall it.
Please use the versions listed above for best results.
To enter CLI mode, connect a terminal emulator to the USB debug port at 115200 8N1 with flow control disabled.Hold down any key on your keyboard and reset the m Dot or Dragonfly.You should see the following prompt appear: The bootloader CLI supports a number of commands.(Note: Boot managers present a menu of boot options, whereas boot loaders load a kernel.Many programs can do both tasks, although r EFIt and r EFInd can load a kernel only if it includes an EFI stub loader.) All EFI compliant systems have an EFI System Partition (ESP), which is a FAT32 partition containing EFI firmware modules and boot images.We’ve mentioned before how Wubi is a great way to run Ubuntu on your Windows PC or netbook, and in general it works great.