Product List Display Problem

-- HikaShop version -- : 3.0.1
-- Joomla version -- : 3.6.5
-- PHP version -- : 5.6.25
-- Browser(s) name and version -- : firefox 52

Hi

I had update my hikashop 2.6.4 to 3.0.1 now Product list display from menu only shows just 1 column!!
I set 7*4 in setting and menu hikashop options ut it only shows just one column

the only way that i have found to replace listing_div.php 3.0.1 with listing_div.php 2.6.4 i work correctly but actually it is not fully responsive and does not support new CSS features . please help how to solve one column problem