ARTIO JoomSEF v3.2.9
VirtueMart 1.1.2 stable [Another Day]
Joomla 1.5.9

QUERY_STRING - Yes

When item was added to the basket I press view basket button and then I see empty basket.
When JoomSEF is switched off it's allright.


difference in $_REQUEST:

When on - zone_qty is absent
When off - zone_qty is 2

Can you help me?