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

Why? Firefox can't find the file at ....

more options

Issue

Firefox is crashing or closing unexpectedly

Description

Why do I get this message all day long? I never did before. Firefox can't find the file at jar:file:///C:/Program Files/Mozilla Firefox/chrome/en-US.jar!/locale/browser-region/region.propertiessz0069.ev.mail.comcast.net.

Firefox version

3.6.3

Operating system

Windows XP

User Agent

Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2.3) Gecko/20100401 Firefox/3.6.3 (.NET CLR 3.5.30729)

Plugins installed

  • -np-mswmp
  • Adobe Shockwave for Director Netscape plug-in, version 10.3
  • The QuickTime Plugin allows you to view a wide variety of multimedia content in Web pages. For more information, visit the QuickTime Web site.
  • 6.0.12.732
  • RealPlayer(tm) LiveConnect-Enabled Plug-In
  • RealJukebox Netscape Plugin
  • Adobe PDF Plug-In For Firefox and Netscape 8.2.2
  • Default Plug-in
  • Shockwave Flash 10.0 r45
  • iTunes Detector Plug-in
  • Windows Presentation Foundation (WPF) plug-in for Mozilla browsers
  • RealPlayer(tm) HTML5VideoShim Plug-In
  • Rhapsody Player Engine Plugin
  • Java Plug-in 1.5.0_02 for Netscape Navigator (DLL Helper)
== Issue == Firefox is crashing or closing unexpectedly == Description == Why do I get this message all day long? I never did before. Firefox can't find the file at jar:file:///C:/Program Files/Mozilla Firefox/chrome/en-US.jar!/locale/browser-region/region.propertiessz0069.ev.mail.comcast.net. == Firefox version == 3.6.3 == Operating system == Windows XP == User Agent == Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2.3) Gecko/20100401 Firefox/3.6.3 (.NET CLR 3.5.30729) == Plugins installed == *-np-mswmp *Adobe Shockwave for Director Netscape plug-in, version 10.3 *The QuickTime Plugin allows you to view a wide variety of multimedia content in Web pages. For more information, visit the QuickTime Web site. *6.0.12.732 *RealPlayer(tm) LiveConnect-Enabled Plug-In *RealJukebox Netscape Plugin *Adobe PDF Plug-In For Firefox and Netscape 8.2.2 *Default Plug-in *Shockwave Flash 10.0 r45 *iTunes Detector Plug-in *Windows Presentation Foundation (WPF) plug-in for Mozilla browsers *RealPlayer(tm) HTML5VideoShim Plug-In *Rhapsody Player Engine Plugin *Java Plug-in 1.5.0_02 for Netscape Navigator (DLL Helper)

All Replies (2)

more options

Did you install a Comcast extension or search engine?

more options

The jar: issue can be caused by the Ask.com toolbar or the "ZoneAlarm Spy Blocker Toolbar" or the Fox-it toolbar (Tools > Add-ons > Extensions).

See http://forums.mozillazine.org/viewtopic.php?f=38&t=934345