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

Error Message:Thunderbird is already running but is not responding

  • 1 reply
  • 1 has this problem
  • 1 view
  • Paskiausią atsakymą parašė christ1

more options

When I close Thunderbird and come back, or leave it running overnight and come back, I receive an error message saying Thunderbird is already running but is not responding and in essence I need to close it or restart my computer. When I restart my computer I can access Thunderbird again.

When I close Thunderbird and come back, or leave it running overnight and come back, I receive an error message saying Thunderbird is already running but is not responding and in essence I need to close it or restart my computer. When I restart my computer I can access Thunderbird again.

All Replies (1)