Author: Martin
Published: Oct 27th, 2008
Comments: 25

Firefox is already running, but is not responding

The message “Firefox is already running, but is not responding. To open a new window, you must first close the existing Firefox process, or restart your system.” popped up quite frequently on a test system running the latest official version of Firefox 3 lately. The problem usually appeared after closing Firefox and trying to open [...]

Tags: firefox, firefox hangs, firefox-add on, firefox-extension, mozilla, web browser
Categories: Browsing, firefox

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About Ghacks

Ghacks is a technology blog that was founded in 2005 by Martin Brinkmann. It has since then become one of the most popular technology sites on the Internet with five authors and regular contributions from freelance writers.

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Joe Anderson
Martin Brinkmann (Senior Editor)
Cheryl Correa
Orrett Morgan
Daniel Pataki
David Pierce
Jack Wallen