Re:Firefox 4: 100 million downloads in 1 month
by capnrefsmmat on Saturday April 23, 2011 @01:14AM
(#2476310)
From the ones that loaded, it looks like you've been hitting this bug:
https://bugzilla.mozilla.org/show_bug.cgi?id=605290
If you're on Windows, you could help by capturing a minidump, since it looks like they don't have much useful information at the moment:
Here's the full list: