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

Can not send mail to every emailadres after upgrade to thunderbird 45

  • 1 reply
  • 1 has this problem
  • 4 views
  • Last reply by christ1

more options

after upgrade to thunderbird 45 i can not send or reply to some emailadress and get this message

Action: failed Status: 5.6.1 Diagnostic-Code: smtp;554 5.6.1 Body type not supported by Remote Host

after upgrade to thunderbird 45 i can not send or reply to some emailadress and get this message Action: failed Status: 5.6.1 Diagnostic-Code: smtp;554 5.6.1 Body type not supported by Remote Host

All Replies (1)

more options

See if the information from this thread helps. https://support.mozilla.org/en-US/questions/1119474