Windows 7 and Windows 8 multiboot issue

Hi Guys, I'm trying to install both Windows 7 Pro and Windows 8.1 on a solid state drive (1 x SAMSUNG 840 EVO MZ-7TE500BW 2.5" 500GB SATA III TLC Internal Solid State Drive (SSD)) I have tried installing Windows 8 first, Windows 7 first and via usb and DVD boot combinations. If i install Windows 7 first I get the "The selected disk has an MBR partition table. On EFI systems, Windows can only...