User-Agent: Mozilla/5.0 (Windows; Windows NT 6.1; WOW64; rv:2.0b3pre) Gecko/20100721 Firefox/4.0b3pre Build Identifier: Mozilla/5.0 (Windows; Windows NT 6.1; WOW64; rv:2.0b3pre) Gecko/20100721 Firefox/4.0b3pre I'm running a standard, 32 bit, build of Firefox using the latest source from Mercurial, built just a few hours ago. Anyways, I did a totally clean install, I deleted the Firefox directory, deleted the profile, and the problem still exists. I uninstalled and reinstalled the Flash plug-in, and it still freezes. Reproducible: Always Steps to Reproduce: 1. Install Adobe Flash 2. Go to a Flash website 3. Watch Firefox freeze Actual Results: Firefox freezes and I am force to manually terminate Firefox and restart. Expected Results: It should have run smoothly with no freezing of Firefox.
wfm with a current build