Wikimedia Bugzilla is closed!

CentralAuth produces errors when querying some users.  

Currently chokes on three candidates in the board elections: Millosh, Gomà, GerardM
eg:
http://meta.wikimedia.org/w/index.php?title=Special%3ACentralAuth&target=Millosh

Internal error
Invalid wiki:
Backtrace:
#0 /usr/local/apache/common-local/php-1.17/extensions/CentralAuth/SpecialCentralAuth.php(368): SpecialCentralAuth->foreignUserLink(NULL)
#1 [internal function]: SpecialCentralAuth->listMergedWikiItem(NULL)
#2 /usr/local/apache/common-local/php-1.17/extensions/CentralAuth/SpecialCentralAuth.php(348): array_map(Array, Array)
#3 /usr/local/apache/common-local/php-1.17/extensions/CentralAuth/SpecialCentralAuth.php(302): SpecialCentralAuth->listMerged(Array)
#4 /usr/local/apache/common-local/php-1.17/extensions/CentralAuth/SpecialCentralAuth.php(82): SpecialCentralAuth->showWikiLists()
#5 /usr/local/apache/common-local/php-1.17/includes/SpecialPage.php(578): SpecialCentralAuth->execute(NULL)
#6 /usr/local/apache/common-local/php-1.17/includes/Wiki.php(251): SpecialPage::executePath(Object(Title))
#7 /usr/local/apache/common-local/php-1.17/includes/Wiki.php(63): MediaWiki->handleSpecialCases(Object(Title), Object(OutputPage), Object(WebRequest))
#8 /usr/local/apache/common-local/php-1.17/index.php(114): MediaWiki->performRequestForTitle(Object(Title), NULL, Object(OutputPage), Object(User), Object(WebRequest))
#9 /usr/local/apache/common-local/live-1.5/index.php(3): require('/usr/local/apac...')
#10 {main}