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