Windows 8 Activation problem: Error: 0x8004F80B On a computer running Microsoft Windows non-core edition, run 'slui.exe 0x2 a 0x8004F80B' to display error text
Windows 8 Activation problem: Error: 0x8004F80B On a computer running Microsoft Windows non-core edition, run 'slui.exe 0x2 a 0x8004F80B' to display error text. Mine solution was to install this update: http://support.microsoft.com/kb/2885698 Hope it helps.