Join the AMA (Ask Me Anything) with the Firefox leadership team to celebrate Firefox 20th anniversary and discuss Firefox’s future on Mozilla Connect. Mark your calendar on Thursday, November 14, 18:00 - 20:00 UTC!

This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Mozilla Support में खोजें

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

Thunderbird stopped sending mail

  • 1 प्रत्युत्तर दें
  • 0 यह समस्या है
  • 1 view
  • के द्वारा अंतिम प्रतियुतर christ1

more options

For the past two days, Thunderbird (v 91.12.0) cannot send mail. The Send Message Error is displayed: Sending of the message failed. An error occurred while sending mail. The mail server responded: Message Rejected (104) [7913E8004FDE/1659741666-650340]. Please check the message and try again. No Account Settings (IMAP/SMTP) have been changed recently. Thunderbird receives mail but cannot send new mail messages. Please advise on how to fix this outgoing mail problem. Thanks!

For the past two days, Thunderbird (v 91.12.0) cannot send mail. The ''Send Message Error'' is displayed: Sending of the message failed. An error occurred while sending mail. The mail server responded: Message Rejected (104) [7913E8004FDE/1659741666-650340]. Please check the message and try again. No Account Settings (IMAP/SMTP) have been changed recently. Thunderbird receives mail but cannot send new mail messages. Please advise on how to fix this outgoing mail problem. Thanks!
संलग्न स्क्रीनशॉट

All Replies (1)

more options

Since the error message is from the provider's server, you should talk to your email provider what it is all about.