Fatal error: Uncaught  --> Smarty Compiler: Syntax error in template "file:/alt/home/webmaster.grajlandiacompl/www/domeny/grajlandia.com.pl/themes/warehouse/templates/catalog/_partials/sort-orders.tpl"  on line 58 "href=" {$listing.current_url|add_url_param:'resultsPerPage':12}"" unknown modifier 'add_url_param' <-- 
  thrown in /alt/home/webmaster.grajlandiacompl/www/domeny/grajlandia.com.pl/themes/warehouse/templates/catalog/_partials/sort-orders.tpl on line 58