Fatal error: Uncaught Error: Call to undefined function PHPMailer\PHPMailer\mail() in /home/londoncl/adcvoice.com/wp-includes/PHPMailer/PHPMailer.php:874 Stack trace: #0 /home/londoncl/adcvoice.com/wp-includes/PHPMailer/PHPMailer.php(1930): PHPMailer\PHPMailer\PHPMailer->mailPassthru('zhiktak@icloud....', '[adcvoice.com] ...', '\r\n<!DOCTYPE htm...', 'Date: Thu, 29 S...', NULL) #1 /home/londoncl/adcvoice.com/wp-includes/PHPMailer/PHPMailer.php(1658): PHPMailer\PHPMailer\PHPMailer->mailSend('Date: Thu, 29 S...', '\r\n<!DOCTYPE htm...') #2 /home/londoncl/adcvoice.com/wp-includes/PHPMailer/PHPMailer.php(1494): PHPMailer\PHPMailer\PHPMailer->postSend() #3 /home/londoncl/adcvoice.com/wp-includes/pluggable.php(548): PHPMailer\PHPMailer\PHPMailer->send() #4 /home/londoncl/adcvoice.com/wp-content/plugins/better-wp-security/core/lib/class-itsec-mail.php(721): wp_mail(Array, '[adcvoice.com] ...', '\n<!DOCTYPE html...', Array, Array) #5 /home/londoncl/adcvoice.com/wp-content/plugins/better-wp-security/core/modules/notification-center/class-notification-center.php(532): ITSEC_Mail->send() #6 /home/londoncl/adcvoice.com/wp-content/plugins/better-wp-security/core/notify.php(211): ITSEC_Notification_Center->send('digest', Object(ITSEC_Mail)) #7 /home/londoncl/adcvoice.com/wp-includes/class-wp-hook.php(307): ITSEC_Notify->send_daily_digest(false, 1640263215, Array) #8 /home/londoncl/adcvoice.com/wp-includes/plugin.php(191): WP_Hook->apply_filters(false, Array) #9 /home/londoncl/adcvoice.com/wp-content/plugins/better-wp-security/core/modules/notification-center/class-notification-center.php(800): apply_filters('itsec_send_noti...', false, 1640263215, Array) #10 /home/londoncl/adcvoice.com/wp-content/plugins/better-wp-security/core/modules/notification-center/class-notification-center.php(750): ITSEC_Notification_Center->send_scheduled_notification('digest') #11 /home/londoncl/adcvoice.com/wp-content/plugins/better-wp-security/core/modules/notification-center/class-notification-center.php(721): ITSEC_Notification_Center->send_scheduled_notifications(Array) #12 /home/londoncl/adcvoice.com/wp-content/plugins/better-wp-security/core/modules/notification-center/class-notification-center.php(677): ITSEC_Notification_Center->check_notification_schedule_accurate(Array) #13 /home/londoncl/adcvoice.com/wp-includes/class-wp-hook.php(307): ITSEC_Notification_Center->check_notification_schedule_fast('') #14 /home/londoncl/adcvoice.com/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters(NULL, Array) #15 /home/londoncl/adcvoice.com/wp-includes/plugin.php(476): WP_Hook->do_action(Array) #16 /home/londoncl/adcvoice.com/wp-settings.php(598): do_action('init') #17 /home/londoncl/adcvoice.com/wp-config.php(98): require_once('/home/londoncl/...') #18 /home/londoncl/adcvoice.com/wp-load.php(50): require_once('/home/londoncl/...') #19 /home/londoncl/adcvoice.com/wp-blog-header.php(13): require_once('/home/londoncl/...') #20 /home/londoncl/adcvoice.com/index.php(17): require('/home/londoncl/...') #21 {main} thrown in /home/londoncl/adcvoice.com/wp-includes/PHPMailer/PHPMailer.php on line 874