lemhgd

hi guys,
there is following warning on my  home site... can anybody help? is it dangerous?
it says:
Warning: array_multisort() [function.array-multisort]: Argument #1 is expected to be an array or a sort flag in /home/cqstars/public_html/viptv.net/modules/display.php on line 129
what the heck does that mean??? greets and thanx in advance!