Quote Originally Posted by Mr. E View Post
The only add ons I have are Stumbleupon and DAP (I know, I need to get on the add-on train, any suggestions?), so I don't think they are it. Of course I completely spaced and haven't tried reinstalling yet. How does one backup bookmarks and passwords?
With bookmarks you can just open your bookmarks folder, click export, and save it as an html file.

The profile thing is a little bit more exhaustive, but not too bad. Follow this page and you should be fine, especially if you have passwords you can't remember anymore.

http://support.mozilla.com/en-US/kb/Profiles