MediaWiki internal error.

Original exception: [7123e899] /wiki/Special:OpenIDConvert Exception from line 278 of /home/droid-dev/www/includes/specialpage/SpecialPage.php:
Backtrace:
#0 /home/droid-dev/www/extensions/OpenID/SpecialOpenIDConvert.body.php(64): SpecialPage->displayRestrictionError()
#1 /home/droid-dev/www/includes/specialpage/SpecialPage.php(379): SpecialOpenIDConvert->execute()
#2 /home/droid-dev/www/includes/specialpage/SpecialPageFactory.php(503): SpecialPage->run()
#3 /home/droid-dev/www/includes/Wiki.php(285): SpecialPageFactory::executePath()
#4 /home/droid-dev/www/includes/Wiki.php(588): MediaWiki->performRequest()
#5 /home/droid-dev/www/includes/Wiki.php(447): MediaWiki->main()
#6 /home/droid-dev/www/index.php(46): MediaWiki->run()
#7 {main}

Exception caught inside exception handler: [ed6f8779] /wiki/Special:OpenIDConvert Exception from line 222 of /home/droid-dev/www/includes/Hooks.php: Detected bug in an extension! Hook Cite::checkRefsNoReferences has invalid call signature; Parameter 2 to Cite::checkRefsNoReferences() expected to be a reference, value given
Backtrace:
#0 /home/droid-dev/www/includes/GlobalFunctions.php(4004): Hooks::run()
#1 /home/droid-dev/www/includes/parser/Parser.php(396): wfRunHooks()
#2 /home/droid-dev/www/includes/OutputPage.php(1551): Parser->parse()
#3 /home/droid-dev/www/includes/OutputPage.php(1494): OutputPage->addWikiTextTitle()
#4 /home/droid-dev/www/includes/OutputPage.php(2250): OutputPage->addWikiText()
#5 /home/droid-dev/www/includes/exception/PermissionsError.php(55): OutputPage->showPermissionsErrorPage()
#6 /home/droid-dev/www/includes/exception/MWExceptionHandler.php(44): PermissionsError->report()
#7 /home/droid-dev/www/includes/exception/MWExceptionHandler.php(139): MWExceptionHandler::report()
#8 /home/droid-dev/www/includes/Wiki.php(454): MWExceptionHandler::handle()
#9 /home/droid-dev/www/index.php(46): MediaWiki->run()
#10 {main}