User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.0.7) Gecko/2009021910 Firefox/3.0.7 (.NET CLR 3.5.30729) Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.0.7) Gecko/2009021910 Firefox/3.0.7 (.NET CLR 3.5.30729) when I type a single word in the URL bar it loads a JAR file with no result in the browser such as jar:file:///C:/Program%20Files/Mozilla%20Firefox/chrome/en-US.jar!/locale/browser-region/region.propertiestest tested on fr / US-en firefox 3.0.7 Note: if I type a word a space another word then loads search results or site Note2: this is not expectged behaviour as on my Friefox on Win XP this does not happen Reproducible: Always Steps to Reproduce: 1.ope browser 2.type "test" in URL adress 3.observe result jar:file:///C:/Program%20Files/Mozilla%20Firefox/chrome/en-US.jar!/locale/browser-region/region.propertiestest Actual Results: no page loade Expected Results: load page with search result or straight to relevant URL

loads this page if I hit enter File Not Found Firefox can't find the file at jar:file:///C:/Program Files/Mozilla Firefox/chrome/en-US.jar!/locale/browser-region/region.propertiesbugzilla. * Could the item have been renamed, removed, or relocated? * Is there a spelling, capitalization, or other typographical error in the address? * Do you have sufficient access permissions to the requested item?

See bug 453288 (and duplicates) for previous attempts to pin this down.

Also - especially if you use an ask toolbar extension - http://kb.mozillazine.org/Problematic_extensions