Fatal error: Uncaught Error: Call to undefined function PHPMailer\PHPMailer\mail() in /var/www/web24622299/html/wp-includes/PHPMailer/PHPMailer.php:874
Stack trace:
#0 /var/www/web24622299/html/wp-includes/PHPMailer/PHPMailer.php(1961): PHPMailer\PHPMailer\PHPMailer->mailPassthru('info@nominell.d...', '=?UTF-8?Q?[kul-...', '\r\n<!DOCTYPE htm...', 'Date: Wed, 16 A...', NULL)
#1 /var/www/web24622299/html/wp-includes/PHPMailer/PHPMailer.php(1682): PHPMailer\PHPMailer\PHPMailer->mailSend('Date: Wed, 16 A...', '\r\n<!DOCTYPE htm...')
#2 /var/www/web24622299/html/wp-includes/PHPMailer/PHPMailer.php(1518): PHPMailer\PHPMailer\PHPMailer->postSend()
#3 /var/www/web24622299/html/wp-includes/pluggable.php(546): PHPMailer\PHPMailer\PHPMailer->send()
#4 /var/www/web24622299/html/wp-content/plugins/better-wp-security/core/lib/class-itsec-mail.php(742): wp_mail(Array, '[kul-montagen.d...', '\n<!DOCTYPE html...', Array, Array)
#5 /var/www/web24622299/html/wp-content/plugins/better-wp-security/core/modules/notification-center/class-notification-center.php(532): ITSEC_Mail->send()
#6 /var/www/web24622299/html/wp-content/plugins/better-wp-security/core/notify.php(215): ITSEC_Notification_Center->send('digest', Object(ITSEC_Mail))
#7 /var/www/web24622299/html/wp-includes/class-wp-hook.php(310): ITSEC_Notify->send_daily_digest(false, 1744641854, Array)
#8 /var/www/web24622299/html/wp-includes/plugin.php(205): WP_Hook->apply_filters(false, Array)
#9 /var/www/web24622299/html/wp-content/plugins/better-wp-security/core/modules/notification-center/class-notification-center.php(800): apply_filters('itsec_send_noti...', false, 1744641854, Array)
#10 /var/www/web24622299/html/wp-content/plugins/better-wp-security/core/modules/notification-center/class-notification-center.php(750): ITSEC_Notification_Center->send_scheduled_notification('digest')
#11 /var/www/web24622299/html/wp-content/plugins/better-wp-security/core/modules/notification-center/class-notification-center.php(721): ITSEC_Notification_Center->send_scheduled_notifications(Array)
#12 /var/www/web24622299/html/wp-content/plugins/better-wp-security/core/modules/notification-center/class-notification-center.php(677): ITSEC_Notification_Center->check_notification_schedule_accurate(Array)
#13 /var/www/web24622299/html/wp-includes/class-wp-hook.php(310): ITSEC_Notification_Center->check_notification_schedule_fast('')
#14 /var/www/web24622299/html/wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters(NULL, Array)
#15 /var/www/web24622299/html/wp-includes/plugin.php(517): WP_Hook->do_action(Array)
#16 /var/www/web24622299/html/wp-settings.php(632): do_action('init')
#17 /var/www/web24622299/html/wp-config.php(123): require_once('/var/www/web246...')
#18 /var/www/web24622299/html/wp-load.php(50): require_once('/var/www/web246...')
#19 /var/www/web24622299/html/wp-blog-header.php(13): require_once('/var/www/web246...')
#20 /var/www/web24622299/html/index.php(17): require('/var/www/web246...')
#21 {main}
thrown in /var/www/web24622299/html/wp-includes/PHPMailer/PHPMailer.php on line 874