Fatal error: Uncaught Error: Call to undefined method Varien_Data_Collection::addFieldToFilter() in /srv/web/withcar/app/code/local/Ms3/Avtomobili/Block/Product/List.php:101 Stack trace: #0 /srv/web/withcar/app/design/frontend/withcar/default/template/ms3/avtomobili/product/list.phtml(15): Ms3_Avtomobili_Block_Product_List->getLoadedProductCollection() #1 /srv/web/withcar/app/code/core/Mage/Core/Block/Template.php(241): include('/srv/web/withca...') #2 /srv/web/withcar/app/code/core/Mage/Core/Block/Template.php(272): Mage_Core_Block_Template->fetchView('frontend/withca...') #3 /srv/web/withcar/app/code/core/Mage/Core/Block/Template.php(286): Mage_Core_Block_Template->renderView() #4 /srv/web/withcar/app/code/core/Mage/Core/Block/Abstract.php(923): Mage_Core_Block_Template->_toHtml() #5 /srv/web/withcar/app/code/core/Mage/Core/Block/Text/List.php(43): Mage_Core_Block_Abstract->toHtml() #6 /srv/web/withcar/app/code/core/Mage/Core/Block/Abstract.php(923): Mage_Core_Block_Text_List->_toHtml() #7 /srv/web/withcar/app/code/core in /srv/web/withcar/app/code/local/Ms3/Avtomobili/Block/Product/List.php on line 101