Tor Browser says Firefox is already running Ask Question. Asked 8 years, 1 month ago. Active 7 years, 9 months ago. Viewed 30k times. This happens even though Firefox is not running. How can I resolve this issue? Improve this question. Andrew Lott 2, 5 5 gold badges 26 26 silver badges 46 46 bronze badges. This is also happening to me - I have checked the task manager and there is no "firefox.
Add a comment. Active Oldest Votes. Improve this answer. Kurious Kurious 1 1 silver badge 6 6 bronze badges. If you can consistently reproduce this, perhaps you should file a bug? KalleBlomquist KalleBlomquist 31 2 2 bronze badges. Firefox uses interprocess communication to control the running instance. This mechanism should not depend on where is the firefox executable file. I guess that there must be something different. The Overflow Blog. The Great Resignation is here.
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