virtualbox.org

Hello,

I receive this error when attempting to use an .iso of Win8 x64
Failed to open a session for the virtual machine Windows 8.

Failed to load VMMR0.r0 (VERR_SUPLIB_OWNER_NOT_ROOT).

Result Code: NS_ERROR_FAILURE (0x80004005)
Component: Console
Interface: IConsole {db7ab4ca-2a3f-4183-9243-c1208da92392}

I have changed the ownership to root...
3393948 -rwxrwxrwx 1 root marius 3475378176 Oct 11 21:54 WINDOWS 8

There is a thread for Windows 8 guests. Look and post there. And if post again. post infos like log file and host, else no one can help you.

Windows 8 (Guest) Discussion
viewtopic.php?f=2&t=44577