Fatal error: Uncaught Error: Call to a member function reset() on bool in /var/www/magento/app/code/local/Amasty/Shopby/Model/Observer.php:54 Stack trace: #0 /var/www/magento/app/code/local/Amasty/Shopby/Model/Observer.php(19): Amasty_Shopby_Model_Observer->checkRedirectToSeo() #1 /var/www/magento/app/code/core/Mage/Core/Model/App.php(1441): Amasty_Shopby_Model_Observer->handleCatalogControllerCategoryInitAfter() #2 /var/www/magento/app/code/core/Mage/Core/Model/App.php(1419): Mage_Core_Model_App->_callObserverMethod() #3 /var/www/magento/app/Mage.php(509): Mage_Core_Model_App->dispatchEvent() #4 /var/www/magento/app/code/core/Mage/Catalog/controllers/CategoryController.php(50): Mage::dispatchEvent() #5 /var/www/magento/app/code/core/Mage/Catalog/controllers/CategoryController.php(119): Mage_Catalog_CategoryController->_initCategory() #6 /var/www/magento/app/code/core/Mage/Core/Controller/Varien/Action.php(421): Mage_Catalog_CategoryController->viewAction() #7 /var/www/magento/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php(255): Mage_Core_Controller_Varien_Action->dispatch() #8 /var/www/magento/app/code/core/Mage/Core/Controller/Varien/Front.php(181): Mage_Core_Controller_Varien_Router_Standard->match() #9 /var/www/magento/app/code/core/Mage/Core/Model/App.php(358): Mage_Core_Controller_Varien_Front->dispatch() #10 /var/www/magento/app/Mage.php(740): Mage_Core_Model_App->run() #11 /var/www/magento/index.php(62): Mage::run() #12 {main} thrown in /var/www/magento/app/code/local/Amasty/Shopby/Model/Observer.php on line 54