User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:18.104.22.168) Gecko/2009011913 Firefox/3.0.6 Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:22.214.171.124) Gecko/2009011913 Firefox/3.0.6 When saving an html page, Firefox freezes and it can not be terminated by the system explorer. The machine must be shut down and restarted to get rid of a frozen Firefox! Reproducible: Always
Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:126.96.36.199pre) Gecko/2009012506 GranParadiso/3.0.7pre I'm not able to reproduce your problem. Could be caused by a Norton virus scan. In that case, see Bug 458667.
You can not kill it ? Then it hangs in some kernel mode from some unknown driver. Which Firewall and other security software do you use ?
No reply in more than half a year, closing this bug as INCOMPLETE. Please reopen with more information if you still can reproduce the issue with the latest trunk nightly build and a new profile: http://ftp.mozilla.org/pub/mozilla.org/firefox/nightly/latest-mozilla-central/ http://support.mozilla.com/en-US/kb/Basic+Troubleshooting#Make_a_new_profile