Fatal error: Uncaught Error: Object of class PrestaShop\PrestaShop\Core\Product\Search\ProductSearchResult could not be converted to string in /home/smartgrade/domains/smartgradepro.com/public_html/classes/Hook.php:989
Stack trace:
#0 /home/smartgrade/domains/smartgradepro.com/public_html/classes/controller/ProductListingFrontController.php(445): HookCore::exec()
#1 /home/smartgrade/domains/smartgradepro.com/public_html/classes/controller/ProductListingFrontController.php(635): ProductListingFrontControllerCore->getProductSearchVariables()
#2 /home/smartgrade/domains/smartgradepro.com/public_html/controllers/front/listing/CategoryController.php(139): ProductListingFrontControllerCore->doProductSearch()
#3 /home/smartgrade/domains/smartgradepro.com/public_html/classes/controller/Controller.php(319): CategoryControllerCore->initContent()
#4 /home/smartgrade/domains/smartgradepro.com/public_html/classes/Dispatcher.php(510): ControllerCore->run()
#5 /home/smartgrade/domains/smartgradepro.com/public_html/index.php(29): DispatcherCore->dispatch()
#6 {main}
thrown in /home/smartgrade/domains/smartgradepro.com/public_html/classes/Hook.php on line 989