Fatal error: Uncaught Error: Call to undefined function PHPMailer\PHPMailer\mail() in /home/clients/ac5d4c5b037ed013163ba8b0acdb98d2/sites/piwigo/include/phpmailer/PHPMailer.php:877
Stack trace:
#0 /home/clients/ac5d4c5b037ed013163ba8b0acdb98d2/sites/piwigo/include/phpmailer/PHPMailer.php(1959): PHPMailer\PHPMailer\PHPMailer->mailPassthru('nhuhoai <nhu@nh...', '=?us-ascii?Q?Pi...', '--b1=_Z1n9ZYI5b...', 'Date: Thu, 11 D...', '-fnhu@nhuvo.ch')
#1 /home/clients/ac5d4c5b037ed013163ba8b0acdb98d2/sites/piwigo/include/phpmailer/PHPMailer.php(1680): PHPMailer\PHPMailer\PHPMailer->mailSend('Date: Thu, 11 D...', '--b1=_Z1n9ZYI5b...')
#2 /home/clients/ac5d4c5b037ed013163ba8b0acdb98d2/sites/piwigo/include/phpmailer/PHPMailer.php(1516): PHPMailer\PHPMailer\PHPMailer->postSend()
#3 /home/clients/ac5d4c5b037ed013163ba8b0acdb98d2/sites/piwigo/include/functions_mail.inc.php(920): PHPMailer\PHPMailer\PHPMailer->send()
#4 /home/clients/ac5d4c5b037ed013163ba8b0acdb98d2/sites/piwigo/include/functions_mail.inc.php(478): pwg_mail(Array, Array, Array)
#5 /home/clients/ac5d4c5b037ed013163ba8b0acdb98d2/sites/piwigo/admin/include/updates.class.php(210): pwg_mail_admins(Array, Array, false, true)
#6 /home/clients/ac5d4c5b037ed013163ba8b0acdb98d2/sites/piwigo/include/page_tail.php(48): updates->notify_piwigo_new_versions()
#7 /home/clients/ac5d4c5b037ed013163ba8b0acdb98d2/sites/piwigo/tags.php(167): include('/home/clients/a...')
#8 {main}
thrown in /home/clients/ac5d4c5b037ed013163ba8b0acdb98d2/sites/piwigo/include/phpmailer/PHPMailer.php on line 877