Fatal error: Uncaught TypeError: PrestaShop\PrestaShop\Core\Util\String\StringModifier::replaceAccentedChars(): Argument #1 ($string) must be of type string, null given, called in /home/prestashop/web/classes/Tools.php on line 1393 and defined in /home/prestashop/web/src/Core/Util/String/StringModifier.php:95 Stack trace: #0 /home/prestashop/web/classes/Tools.php(1393): PrestaShop\PrestaShop\Core\Util\String\StringModifier->replaceAccentedChars() #1 /home/prestashop/web/modules/ps_facebook/classes/Provider/EventDataProvider.php(255): ToolsCore::replaceAccentedChars() #2 /home/prestashop/web/modules/ps_facebook/classes/Provider/EventDataProvider.php(120): PrestaShop\Module\PrestashopFacebook\Provider\EventDataProvider->getCMSPageData() #3 /home/prestashop/web/modules/ps_facebook/classes/Dispatcher/EventDispatcher.php(90): PrestaShop\Module\PrestashopFacebook\Provider\EventDataProvider->generateEventData() #4 /home/prestashop/web/modules/ps_facebook/ps_facebook.php(321): PrestaShop\Module\PrestashopFacebook\Dispatcher\EventDispatcher->dispatch() #5 /home/prestashop/web/modules/jprestaspeedpack/jprestaspeedpack.php(3916): Ps_facebook->hookDisplayHeader() #6 /home/prestashop/web/override/classes/Hook.php(25): Jprestaspeedpack::execHook() #7 /home/prestashop/web/classes/Hook.php(418): Hook::coreCallHook() #8 /home/prestashop/web/classes/Hook.php(981): HookCore::callHookOn() #9 /home/prestashop/web/classes/controller/FrontController.php(580): HookCore::exec() #10 /home/prestashop/web/controllers/front/CmsController.php(160): FrontControllerCore->initContent() #11 /home/prestashop/web/classes/controller/Controller.php(319): CmsControllerCore->initContent() #12 /home/prestashop/web/classes/Dispatcher.php(510): ControllerCore->run() #13 /home/prestashop/web/index.php(39): DispatcherCore->dispatch() #14 {main} thrown in /home/prestashop/web/src/Core/Util/String/StringModifier.php on line 95