[2026-10-16T00:14:41.089226+00:00] messenger.CRITICAL: Error thrown while handling message Symfony\Component\Mailer\Messenger\SendEmailMessage. Removing from transport after 0 retries. Error: "Handling "Symfony\Component\Mailer\Messenger\SendEmailMessage" failed: All recipients failed mails.so validation — message will not be retried." {"class":"Symfony\\Component\\Mailer\\Messenger\\SendEmailMessage","retryCount":0,"error":"Handling \"Symfony\\Component\\Mailer\\Messenger\\SendEmailMessage\" failed: All recipients failed mails.so validation — message will not be retried.","exception":"[object] (Symfony\\Component\\Messenger\\Exception\\HandlerFailedException(code: 0): Handling \"Symfony\\Component\\Mailer\\Messenger\\SendEmailMessage\" failed: All recipients failed mails.so validation — message will not be retried. at /home/whizzmailer/public_html/swiss-belhotel-v2/vendor/symfony/messenger/Middleware/HandleMessageMiddleware.php:130)\n[previous exception] [object] (Symfony\\Component\\Messenger\\Exception\\UnrecoverableMessageHandlingException(code: 0): All recipients failed mails.so validation — message will not be retried. at /home/whizzmailer/public_html/swiss-belhotel-v2/docroot/app/bundles/EmailBundle/EventListener/MailSoTransportValidationSubscriber.php:103)"} {"hostname":"66-23-236-99.cprapid.com","pid":2054684}
[2026-10-16T05:15:23.209972+00:00] messenger.CRITICAL: Error thrown while handling message Symfony\Component\Mailer\Messenger\SendEmailMessage. Removing from transport after 0 retries. Error: "Handling "Symfony\Component\Mailer\Messenger\SendEmailMessage" failed: All recipients failed mails.so validation — message will not be retried." {"class":"Symfony\\Component\\Mailer\\Messenger\\SendEmailMessage","retryCount":0,"error":"Handling \"Symfony\\Component\\Mailer\\Messenger\\SendEmailMessage\" failed: All recipients failed mails.so validation — message will not be retried.","exception":"[object] (Symfony\\Component\\Messenger\\Exception\\HandlerFailedException(code: 0): Handling \"Symfony\\Component\\Mailer\\Messenger\\SendEmailMessage\" failed: All recipients failed mails.so validation — message will not be retried. at /home/whizzmailer/public_html/swiss-belhotel-v2/vendor/symfony/messenger/Middleware/HandleMessageMiddleware.php:130)\n[previous exception] [object] (Symfony\\Component\\Messenger\\Exception\\UnrecoverableMessageHandlingException(code: 0): All recipients failed mails.so validation — message will not be retried. at /home/whizzmailer/public_html/swiss-belhotel-v2/docroot/app/bundles/EmailBundle/EventListener/MailSoTransportValidationSubscriber.php:103)"} {"hostname":"66-23-236-99.cprapid.com","pid":2205415}
[2026-10-16T18:16:22.823101+00:00] messenger.CRITICAL: Error thrown while handling message Symfony\Component\Mailer\Messenger\SendEmailMessage. Removing from transport after 0 retries. Error: "Handling "Symfony\Component\Mailer\Messenger\SendEmailMessage" failed: All recipients failed mails.so validation — message will not be retried." {"class":"Symfony\\Component\\Mailer\\Messenger\\SendEmailMessage","retryCount":0,"error":"Handling \"Symfony\\Component\\Mailer\\Messenger\\SendEmailMessage\" failed: All recipients failed mails.so validation — message will not be retried.","exception":"[object] (Symfony\\Component\\Messenger\\Exception\\HandlerFailedException(code: 0): Handling \"Symfony\\Component\\Mailer\\Messenger\\SendEmailMessage\" failed: All recipients failed mails.so validation — message will not be retried. at /home/whizzmailer/public_html/swiss-belhotel-v2/vendor/symfony/messenger/Middleware/HandleMessageMiddleware.php:130)\n[previous exception] [object] (Symfony\\Component\\Messenger\\Exception\\UnrecoverableMessageHandlingException(code: 0): All recipients failed mails.so validation — message will not be retried. at /home/whizzmailer/public_html/swiss-belhotel-v2/docroot/app/bundles/EmailBundle/EventListener/MailSoTransportValidationSubscriber.php:103)"} {"hostname":"66-23-236-99.cprapid.com","pid":2484509}
[2026-10-16T21:09:35.047364+00:00] mailer.ERROR: Could not contact remote server. {"exception":"[object] (AsyncAws\\Core\\Exception\\Http\\NetworkException(code: 0): Could not contact remote server. at /home/whizzmailer/public_html/swiss-belhotel-v2/vendor/async-aws/core/src/Response.php:161)\n[previous exception] [object] (Symfony\\Component\\HttpClient\\Exception\\TransportException(code: 0): Error in the HTTP2 framing layer for \"https://email.eu-west-1.amazonaws.com/v2/email/outbound-emails\". at /home/whizzmailer/public_html/swiss-belhotel-v2/vendor/symfony/http-client/Chunk/ErrorChunk.php:65)\n[previous exception] [object] (Symfony\\Component\\HttpClient\\Exception\\TransportException(code: 0): Error in the HTTP2 framing layer for \"https://email.eu-west-1.amazonaws.com/v2/email/outbound-emails\". at /home/whizzmailer/public_html/swiss-belhotel-v2/vendor/symfony/http-client/Response/CurlResponse.php:323)"} {"hostname":"66-23-236-99.cprapid.com","pid":2539369}