3.0.3.6 checkout page error

[cafemasasandalye]

Hello there,

We are using opencart 3.0.3.6 version. Can you check it gives an error like the following?

Fatal error: Uncaught Error: Class 'FacebookAds\Object\ServerSide\EventRequestAsync' not found in /home/cafemasasandalye/public_html/system/library/facebookserversideevent.php:77 Stack trace: #0 /home/cafemasasandalye/public_html/system/library/facebookserversideevent.php(58): FacebookPixelPlugin\Core\FacebookServerSideEvent::send(Array, Object(Config)) #1 /home/cafemasasandalye/public_html/catalog/controller/extension/facebookeventparameters.php(273): FacebookPixelPlugin\Core\FacebookServerSideEvent->track(Object(FacebookAds\Object\ServerSide\Event), Object(Config)) #2 /home/cafemasasandalye/public_html/catalog/controller/extension/facebookeventparameters.php(66): ControllerExtensionFacebookEventParameters->getEventParameters() #3 /home/cafemasasandalye/public_html/vqmod/vqcache/vq2-_home_cafemasasandalye_storage_modification_system_engine_action.php(79): ControllerExtensionFacebookEventParameters->index() #4 /home/cafemasasandalye/public_html/vqmod/vqcache/vq2-_home_cafemasasandalye_storage_modification_system_engine_ro in /home/cafemasasandalye/public_html/system/library/facebookserversideevent.php on line 77