error in VM

i'm getting this error after updating my template to the latest version.

Warning: Invalid argument supplied for foreach() in /home/aleksand/public_html/templates/gk_esport/html/com_virtuemart/cart/default_pricelist.php on line 321

Warning: Invalid argument supplied for foreach() in /home/aleksand/public_html/templates/gk_esport/html/com_virtuemart/cart/default_pricelist.php on line 336

Screen Shot 2012-03-08 at 12.06.01 AM.png

I try to adding a item to cart and i got that error.. after a while it dissappered but i got it back up after couple more times. hmmm...

I'm not able to reproduce this error - I'll give you guys a shout if i come across it again.