Fatal error: Uncaught Error: Class 'DOMDocument' not found in /home/web/photos/include/emogrifier.class.php:406
Stack trace:
#0 /home/web/photos/include/emogrifier.class.php(233): Emogrifier->createXmlDocument()
#1 /home/web/photos/include/functions_mail.inc.php(963): Emogrifier->emogrify()
#2 /home/web/photos/include/functions_mail.inc.php(861): move_css_to_body('<!DOCTYPE html ...')
#3 /home/web/photos/include/functions_mail.inc.php(473): pwg_mail(Array, Array, Array)
#4 /home/web/photos/admin/include/updates.class.php(221): pwg_mail_admins(Array, Array, false, true)
#5 /home/web/photos/include/page_tail.php(63): updates->notify_piwigo_new_versions()
#6 /home/web/photos/index.php(375): include('/home/web/photo...')
#7 {main}
thrown in /home/web/photos/include/emogrifier.class.php on line 406