The profile has a random prefix name on each computer, but it always ends in.
Trouble with firefox not responding how to#
How to fix server not foundFirefox cant find the server error. To do so on Windows, press Windows Key+R, copy-paste the following line into the box, and press Enter:ĭouble-click the profile folder ending in. How to Reset Settings in Mozilla Firefox. Ensure Firefox is not running (not even in the task manager) before you do this or you could potentially corrupt your profile.įirst, you’ll need to open your Firefox profile folder. You can delete these lock files yourself. In rare cases, Firefox could have left behind the lock file when it crashed or quit abnormally. When you try to run Firefox, you see a message Firefox is already running but is not responding, The old Firefox process must be closed to open a new window, see this fix. To ensure this, it places special lock files in the profile directory.
If you’ve tried everything above – including rebooting your computer – and you still see this message, it’s possible that your Firefox profile is still “locked.” Firefox is designed to ensure that only one copy of Firefox is using a profile at a single time. Most of us seem to not be able to get online with any other browser, not unless we're using Microsoft Edge.
I've seen on the Windows 10 thread on Reddit that others are able to work fine with Firefox within their Windows 10. The “restart your computer” suggestion is for less-experienced users that may not want to deal with the Task Manager – restarting your computer works because it ends all the processes on your computer, including firefox.exe. Firefox will say it is connecting but never loads any page.