Fatal error: Uncaught Error: Class 'PHPMailer\PHPMailer\Exception' not found in E:\Inetpub\lhe.epfl.ch\web\piwigo\include\phpmailer\PHPMailer.php:1917 Stack trace: #0 E:\Inetpub\lhe.epfl.ch\web\piwigo\include\phpmailer\PHPMailer.php(1650): PHPMailer\PHPMailer\PHPMailer->mailSend() #1 E:\Inetpub\lhe.epfl.ch\web\piwigo\include\phpmailer\PHPMailer.php(1486): PHPMailer\PHPMailer\PHPMailer->postSend() #2 E:\Inetpub\lhe.epfl.ch\web\piwigo\include\functions_mail.inc.php(900): PHPMailer\PHPMailer\PHPMailer->send() #3 E:\Inetpub\lhe.epfl.ch\web\piwigo\include\functions_mail.inc.php(459): pwg_mail() #4 E:\Inetpub\lhe.epfl.ch\web\piwigo\admin\include\updates.class.php(212): pwg_mail_admins() #5 E:\Inetpub\lhe.epfl.ch\web\piwigo\include\page_tail.php(48): updates->notify_piwigo_new_versions() #6 E:\Inetpub\lhe.epfl.ch\web\piwigo\picture.php(1042): include('E:\\Inetpub\\lhe....') #7 {main} thrown in E:\Inetpub\lhe.epfl.ch\web\piwigo\include\phpmailer\PHPMailer.php on line 1917