Fatal error: Uncaught Error: Call to a member function retreiveProductType() on boolean in /var/www/dreamshirts/data/www/dreamshirts.ru/app/code/local/Dreamatorium/Productfilter/Model/Observer.php:9 Stack trace: #0 /var/www/dreamshirts/data/www/dreamshirts.ru/app/code/core/Mage/Core/Model/App.php(1358): Dreamatorium_Productfilter_Model_Observer->filterByProductType(Object(Varien_Event_Observer)) #1 /var/www/dreamshirts/data/www/dreamshirts.ru/app/code/core/Mage/Core/Model/App.php(1337): Mage_Core_Model_App->_callObserverMethod(Object(Dreamatorium_Productfilter_Model_Observer), 'filterByProduct...', Object(Varien_Event_Observer)) #2 /var/www/dreamshirts/data/www/dreamshirts.ru/app/Mage.php(461): Mage_Core_Model_App->dispatchEvent('catalog_block_p...', Array) #3 /var/www/dreamshirts/data/www/dreamshirts.ru/app/code/local/Dreamatorium/Productfilter/Block/Product/List.php(15): Mage::dispatchEvent('catalog_block_p...', Array) #4 /var/www/dreamshirts/data/www/dreamshirts.ru/app/code/core/Mage/Core/Block/Abstract.php(922): Dream in /var/www/dreamshirts/data/www/dreamshirts.ru/app/code/local/Dreamatorium/Productfilter/Model/Observer.php on line 9