Fatal error: Uncaught Error: Class "HdpDp\RuleEngine" not found in /var/www/hdparts.net/stable/modules/hdpdynamicprices/hdpdynamicprices.php:228 Stack trace: #0 /var/www/hdparts.net/stable/classes/Hook.php(1077): HdpDynamicPrices->hookActionProductPriceCalculation() #1 /var/www/hdparts.net/stable/classes/Hook.php(418): HookCore::coreCallHook() #2 /var/www/hdparts.net/stable/classes/Hook.php(983): HookCore::callHookOn() #3 /var/www/hdparts.net/stable/classes/Product.php(4002): HookCore::exec() #4 /var/www/hdparts.net/stable/classes/Product.php(3716): ProductCore::priceCalculation() #5 /var/www/hdparts.net/stable/classes/Product.php(5693): ProductCore::getPriceStatic() #6 /var/www/hdparts.net/stable/classes/Product.php(5992): ProductCore::getProductProperties() #7 /var/www/hdparts.net/stable/classes/Category.php(1074): ProductCore::getProductsProperties() #8 /var/www/hdparts.net/stable/modules/facebookproductad/lib/pixel/pixelCategory.php(60): CategoryCore->getProducts() #9 /var/www/hdparts.net/stable/modules/facebookproductad/lib/pixel/basePixel.php(266): FacebookProductAd\Pixel\pixelCategory->__construct() #10 /var/www/hdparts.net/stable/modules/facebookproductad/lib/moduleTools.php(1508): FacebookProductAd\Pixel\basePixel::get() #11 /var/www/hdparts.net/stable/modules/facebookproductad/lib/hook/hookDisplay.php(124): FacebookProductAd\ModuleLib\moduleTools::buildDynDisplayTag() #12 [internal function]: FacebookProductAd\Hook\hookDisplay->displayHeader() #13 /var/www/hdparts.net/stable/modules/facebookproductad/lib/hook/hookDisplay.php(62): call_user_func_array() #14 /var/www/hdparts.net/stable/modules/facebookproductad/lib/hook/hookController.php(60): FacebookProductAd\Hook\hookDisplay->run() #15 /var/www/hdparts.net/stable/modules/facebookproductad/facebookproductad.php(315): FacebookProductAd\Hook\hookController->run() #16 /var/www/hdparts.net/stable/modules/facebookproductad/facebookproductad.php(273): FacebookProductAd->_execHook() #17 /var/www/hdparts.net/stable/classes/Hook.php(1077): FacebookProductAd->hookDisplayHeader() #18 /var/www/hdparts.net/stable/classes/Hook.php(418): HookCore::coreCallHook() #19 /var/www/hdparts.net/stable/classes/Hook.php(983): HookCore::callHookOn() #20 /var/www/hdparts.net/stable/classes/controller/FrontController.php(633): HookCore::exec() #21 /var/www/hdparts.net/stable/controllers/front/listing/CategoryController.php(127): FrontControllerCore->initContent() #22 /var/www/hdparts.net/stable/classes/controller/Controller.php(319): CategoryControllerCore->initContent() #23 /var/www/hdparts.net/stable/classes/Dispatcher.php(510): ControllerCore->run() #24 /var/www/hdparts.net/stable/index.php(28): DispatcherCore->dispatch() #25 {main} thrown in /var/www/hdparts.net/stable/modules/hdpdynamicprices/hdpdynamicprices.php on line 228