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 Console opens each time Firefox starts using latest stable version.

  • 1 reply
  • 7 have this problem
  • 10 views
  • Last reply by cor-el

more options

I open Firefox, it opens and it's Error Console opens. There are a history of information messages, warnings, and errors showing. Why is this happening?

I open Firefox, it opens and it's Error Console opens. There are a history of information messages, warnings, and errors showing. Why is this happening?

All Replies (1)

more options

Some mouse gesture extensions (Tools > Add-ons > Extensions) have been reported to cause that to happen.

See: