Warning: include_once(): Failed opening '/home/valigeria/public_html/wp-content/plugins/yith-woocommerce-waiting-list-premium/includes/emails/class.yith-wcwtl-handler-email-extended.php' for inclusion (include_path='.:/opt/alt/php81/usr/share/pear:/opt/alt/php81/usr/share/php:/usr/share/pear:/usr/share/php') in /home/valigeria/public_html/wp-content/plugins/yith-woocommerce-waiting-list-premium/includes/class.yith-wcwtl-autoloader.php on line 82

Fatal error: Uncaught Error: Class "YITH_WCWTL_Handler_Email_Extended" not found in /home/valigeria/public_html/wp-content/plugins/yith-woocommerce-waiting-list-premium/includes/emails/class.yith-wcwtl-handler-email-premium.php:25 Stack trace: #0 /home/valigeria/public_html/wp-content/plugins/yith-woocommerce-waiting-list-premium/includes/class.yith-wcwtl-autoloader.php(82): include_once() #1 /home/valigeria/public_html/wp-content/plugins/yith-woocommerce-waiting-list-premium/includes/class.yith-wcwtl-autoloader.php(130): YITH_WCWTL_Autoloader->load_file('/home/valigeria...') #2 [internal function]: YITH_WCWTL_Autoloader->autoload('yith_wcwtl_hand...') #3 /home/valigeria/public_html/wp-content/plugins/yith-woocommerce-waiting-list-premium/includes/traits/trait-yith-wcwtl-singleton.php(46): class_exists('YITH_WCWTL_Hand...') #4 /home/valigeria/public_html/wp-content/plugins/yith-woocommerce-waiting-list-premium/includes/class.yith-wcwtl.php(249): YITH_WCWTL_Handler_Email::get_instance() #5 /home/valigeria/public_html/wp-content/plugins/yith-woocommerce-waiting-list-premium/includes/class.yith-wcwtl.php(187): YITH_WCWTL->load_requested() #6 /home/valigeria/public_html/wp-content/plugins/yith-woocommerce-waiting-list-premium/includes/class.yith-wcwtl.php(175): YITH_WCWTL->__construct() #7 /home/valigeria/public_html/wp-content/plugins/yith-woocommerce-waiting-list-premium/includes/class.yith-wcwtl.php(557): YITH_WCWTL::get_instance() #8 /home/valigeria/public_html/wp-content/plugins/yith-woocommerce-waiting-list-premium/init.php(182): YITH_WCWTL() #9 /home/valigeria/public_html/wp-includes/class-wp-hook.php(324): yith_wcwtl_premium_init('') #10 /home/valigeria/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters('', Array) #11 /home/valigeria/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #12 /home/valigeria/public_html/wp-content/plugins/yith-woocommerce-waiting-list-premium/init.php(206): do_action('yith_wcwtl_prem...') #13 /home/valigeria/public_html/wp-includes/class-wp-hook.php(324): yith_wcwtl_premium_install('') #14 /home/valigeria/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #15 /home/valigeria/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #16 /home/valigeria/public_html/wp-settings.php(506): do_action('plugins_loaded') #17 /home/valigeria/public_html/wp-config.php(108): require_once('/home/valigeria...') #18 /home/valigeria/public_html/wp-load.php(50): require_once('/home/valigeria...') #19 /home/valigeria/public_html/wp-blog-header.php(13): require_once('/home/valigeria...') #20 /home/valigeria/public_html/index.php(17): require('/home/valigeria...') #21 {main} thrown in /home/valigeria/public_html/wp-content/plugins/yith-woocommerce-waiting-list-premium/includes/emails/class.yith-wcwtl-handler-email-premium.php on line 25