Mozilla VPN is currently experiencing an outage. Our team is actively working to resolve the issue. Please check the status page for real-time updates. Thank you for your patience.

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.

Search Support

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 won't download messages: "An error occurred with the POP3 mail server. Mail server pop.infomagic.net responded""

  • 1 reply
  • 1 has this problem
  • 18 views
  • Last reply by Toad-Hall

more options

With latest update, Thunderbird doesn't download messages, give the error message above. Sending email gives message: "An error occurred while sending mail: the mail server sent an incorrect greeting: Cannot connect to SMTP server 104.18.37.65 (104.18.37.65:587) Connect error 10060

With latest update, Thunderbird doesn't download messages, give the error message above. Sending email gives message: "An error occurred while sending mail: the mail server sent an incorrect greeting: Cannot connect to SMTP server 104.18.37.65 (104.18.37.65:587) Connect error 10060

All Replies (1)

more options

Do you use Avast Anti-virus Program?

If yes:

Disable the "mail shield" in Avast. If this works, it may be worth trying to leave just the SSL scanning turned off.