.icon-search is undefined on line 24 in file '/Styles/h2p/Filters.less':
 [23]: .FiltersToggle { display: block; cursor:pointer; text-align:center; background-color:@color7; float:right; border-radius:14px; 
 [24]:                  .icon-search('medium', 'white'); margin-top:-15px; margin-right:-12px; 
       -----------------^
 [25]: }