I sent the message prematurely -- I hadn't seen all the replies yet or even the complete description of the problem. My apologies. I located the problem -- a password issue that I had overlooked. Access has now been restored.
---Geoffrey
You'd have to describe in more detail the sympoms of your being locked
out of your wiki. Send us the error message that appears when you try to log in. After Elisa sent us her error message, it was easy to localize and remove the problem.
mediawiki-l@lists.wikimedia.org