User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.8.1) Gecko/20061010 Firefox/2.0 Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.8.1) Gecko/20061010 Firefox/2.0 See STR. Reproducible: Always Steps to Reproduce: 1. Create new clean profile and run Firefox with it 2. Set Tools => Options => Main => When Firefox starts: Show my windows and tabs from last time 3. Go to your favourite website, let it load 4. Restart Windows (don't close Firefox yourself) 5. After Windows restarts, run Firefox Actual Results: Attached message box pops up. Expected Results: Firefox should start up normally.

That behavior is indicative only of an improper shutdown of Firefox (one in which is may not have been able to save back data etc.) Notice the wording "closed unexpectedly. When you shutdown windows without closing firefox... you close it unexpectedly. ~ Anders

*** This bug has been marked as a duplicate of 333907 ***