Last modified: 2011-10-06 16:22:22 UTC
I'm getting a "My new messages (1)" bar at the top of my screen, but Special:Newmessages says "There are no new messages for you.". There definitely was one message sent, and it showed up in newmessages earlier, but after Mediawiki 1.18 was deployed it's no longer there.
*** This bug has been marked as a duplicate of bug 31251 ***