[28-Jan-2026 05:40:36 UTC] PHP Fatal error:  Uncaught Error: Class 'Symfony\Component\Mime\Header\UnstructuredHeader' not found in /home/whizzmailer/public_html/swiss-belhotel-v2/vendor/symfony/mailer/Header/MetadataHeader.php:19
Stack trace:
#0 {main}
  thrown in /home/whizzmailer/public_html/swiss-belhotel-v2/vendor/symfony/mailer/Header/MetadataHeader.php on line 19
[28-Jan-2026 09:06:40 UTC] PHP Fatal error:  Uncaught Error: Class 'Symfony\Component\Mime\Header\UnstructuredHeader' not found in /home/whizzmailer/public_html/swiss-belhotel-v2/vendor/symfony/mailer/Header/TagHeader.php:19
Stack trace:
#0 {main}
  thrown in /home/whizzmailer/public_html/swiss-belhotel-v2/vendor/symfony/mailer/Header/TagHeader.php on line 19
