Fatal error: Uncaught Error: Call to undefined function PHPMailer\PHPMailer\mail() in /home/httpd/vhosts/sylvainlandat.ch/compta.sylvainlandat.ch/wp-includes/PHPMailer/PHPMailer.php:894 Stack trace: #0 /home/httpd/vhosts/sylvainlandat.ch/compta.sylvainlandat.ch/wp-includes/PHPMailer/PHPMailer.php(2143): PHPMailer\PHPMailer\PHPMailer->mailPassthru('sylvain@landat....', 'compta.sylvainl...', '\r\n\r\nmailSend('Date: Sat, 12 S...', '\r\n\r\npostSend() #3 /home/httpd/vhosts/sylvainlandat.ch/compta.sylvainlandat.ch/wp-includes/pluggable.php(628): PHPMailer\PHPMailer\PHPMailer->send() #4 /home/httpd/vhosts/sylvainlandat.ch/compta.sylvainlandat.ch/wp-content/plugins/security-malware-firewall/security-malware-firewall.php(1717): wp_mail(Array, 'compta.sylvainl...', '\n\n\n...', Array) #5 [internal function]: spbc_send_daily_report(Array) #6 /home/httpd/vhosts/sylvainlandat.ch/compta.sylvainlandat.ch/wp-content/plugins/security-malware-firewall/lib/CleantalkSP/Common/Cron.php(121): call_user_func('spbc_send_daily...', Array) #7 /home/httpd/vhosts/sylvainlandat.ch/compta.sylvainlandat.ch/wp-content/plugins/security-malware-firewall/lib/CleantalkSP/Common/Cron.php(54): CleantalkSP\Common\Cron->runTasks() #8 /home/httpd/vhosts/sylvainlandat.ch/compta.sylvainlandat.ch/wp-content/plugins/security-malware-firewall/security-malware-firewall.php(229): CleantalkSP\Common\Cron->execute() #9 /home/httpd/vhosts/sylvainlandat.ch/compta.sylvainlandat.ch/wp-includes/class-wp-hook.php(353): {closure}('') #10 /home/httpd/vhosts/sylvainlandat.ch/compta.sylvainlandat.ch/wp-includes/class-wp-hook.php(377): WP_Hook->apply_filters(Object(RegenerateThumbnails), Array) #11 /home/httpd/vhosts/sylvainlandat.ch/compta.sylvainlandat.ch/wp-includes/plugin.php(523): WP_Hook->do_action(Array) #12 /home/httpd/vhosts/sylvainlandat.ch/compta.sylvainlandat.ch/wp-settings.php(779): do_action('init') #13 /home/httpd/vhosts/sylvainlandat.ch/compta.sylvainlandat.ch/wp-config.php(99): require_once('/home/httpd/vho...') #14 /home/httpd/vhosts/sylvainlandat.ch/compta.sylvainlandat.ch/wp-load.php(50): require_once('/home/httpd/vho...') #15 /home/httpd/vhosts/sylvainlandat.ch/compta.sylvainlandat.ch/wp-blog-header.php(13): require_once('/home/httpd/vho...') #16 /home/httpd/vhosts/sylvainlandat.ch/compta.sylvainlandat.ch/index.php(17): require('/home/httpd/vho...') #17 {main} thrown in /home/httpd/vhosts/sylvainlandat.ch/compta.sylvainlandat.ch/wp-includes/PHPMailer/PHPMailer.php on line 894