X
Tap here to go to the mobile version of the site.
Your Firefox is out of date and may contain a security risk! Upgrade Firefox

Support Forum

Firefox won't close. When I shut it down, the window closes, but I can't reopen it. I get a message that it is still running. When I shut down my PC, I get a message that Windows can't shut down Firefox.

Posted

The question pretty much details my problem. I have to force a shutdown of Firefox and reboot to be able to browse again.

Additional System Details

This happened

Every time Firefox opened

This started when...

a couple of weeks ago.

Installed Plug-ins

  • np-mswmp
  • The QuickTime Plugin allows you to view a wide variety of multimedia content in Web pages. For more information, visit the QuickTime Web site.
  • NPRuntime Script Plug-in Library for Java(TM) Deploy
  • Adobe PDF Plug-In For Firefox and Netscape 8.3.0
  • 12.0.1.647
  • RealPlayer(tm) LiveConnect-Enabled Plug-In
  • RealJukebox Netscape Plugin
  • Shockwave Flash 10.3 r183
  • npmnqmp 989898989877
  • BrowserPlus -- Improve your browser! -- http://browserplus.yahoo.com/
  • iTunes Detector Plug-in
  • GEPlugin
  • Next Generation Java Plug-in 1.6.0_26 for Mozilla browsers
  • 4.0.60531.0
  • RealPlayer(tm) HTML5VideoShim Plug-In
  • RealNetworks(tm) RealPlayer Chrome Background Extension Plug-In
  • Google Update
  • Yahoo! activeX Plug-in Bridge
  • Npdsplay dll
  • DRM Store Netscape Plugin
  • DRM Netscape Network Object

Application

  • User Agent: Mozilla/5.0 (Windows NT 5.1; rv:6.0) Gecko/20100101 Firefox/6.0

More Information

I don't know what additional info you want.

cor-el
  • Top 10 Contributor
  • Moderator
10762 solutions 96861 answers

See "Hang at exit":