I tried to log onto the Data Explorer through my normal OpenID (Google), but I got a brand new account instead. My real account is 4216. Is there some way to ensure that my OpenID goes to that one, and not the newer 18473?

I filed the above via the Contact page, but that resulted in

We apologize for any inconvenience, but an unexpected error occurred while you were browsing our site.

It’s not you, it’s us. This is our fault.

Detailed information about this error has automatically been recorded and we have been notified.

Yes, we do look at every error. We even try to fix some of them.

It’s not strictly necessary, but if you’d like to give us additional information about this error, do so at our feedback site, http://meta.stackexchange.com.

So I'm filing two bug reports here.