I have the same problem.
[b]Warning[/b][color=#000000][font=Arial, Helvetica, sans-serif][size=3]: Creating default object from empty value in [/size][/font][/color][b]/home/bhairlin/public_html/core/classes/Vars.class.php[/b][color=#000000][font=Arial, Helvetica, sans-serif][size=3] on line [/size][/font][/color][b]74[/b]