Wikimedia Bugzilla is closed!

[06-Feb-2014 19:57:08] Catchable fatal error: Argument 2 passed to ▒::▒() must be an instance of H▒\$▒H▒l$▒H▒▒L▒d$▒L▒l$▒H▒▒HH▒/H▒G8D▒e0I▒A▒T$▒▒tD▒▒v'E1▒▒▒▒, boolean given, called in /usr/local/apache/common-local/php-1.23wmf12/extensions/Math/MathTexvc.php on line 314 and defined at  on line 39
Server: mw1098
Method: GET
URL: http://en.wikipedia.org/wiki/Metric_space
Cookie: np_cookie=open; e3token=1875178352; uls-previous-languages=%5B%22en%22%5D; enwiki_session=6cbfe5052e8c138aeb0769ab2a012133; clicktracking-session=vRwmY2hRrxhV168ePO8XNGwF9MbduYR0O; mediaWiki.user.sessionId=5vnhyE53Yost2OiK8doBR1gH0ops8iyL; uls-previous-languages=%5B%22en%22%5D; centralnotice_bannercount_fr12=6; centralnotice_bannercount_fr12-wait=112; enwikiSession=adf7baa546404c418e62b2b0de1b6365; centralauth_Session=f93b426bf2bf867acd58c914a4530e55; forceHTTPS=1; centralnotice_bucket=0-4.2; mediaWiki.user.bucket%3Aext.articleFeedbackv5%4011-tracking=11%3Aignore; mediaWiki.user.bucket%3Aext.articleFeedbackv5%406-form=6%3A6; mediaWiki.user.bucket%3Aext.articleFeedbackv5%405-links=5%3AX
Backtrace:
#0 (39): ▒::▒()
#1 /usr/local/apache/common-local/php-1.23wmf12/extensions/Math/MathTexvc.php(314): ▒->▒(Array)
#2 /usr/local/apache/common-local/php-1.23wmf12/extensions/Math/Math.hooks.php(129): MathTexvc->writeCache()
#3 [internal function]: MathHooks::mathTagHook('d(x_n, x_m) \to...', Array, Object(Parser), Object(PPFrame_DOM))
#4 /usr/local/apache/common-local/php-1.23wmf12/includes/parser/Parser.php(4012): call_user_func_array(Array, Array)
#5 /usr/local/apache/common-local/php-1.23wmf12/includes/parser/Preprocessor_DOM.php(1180): Parser->extensionSubstitution(Array, Object(PPFrame_DOM))
#6 /usr/local/apache/common-local/php-1.23wmf12/includes/parser/Parser.php(3147): PPFrame_DOM->expand(Object(PPNode_DOM), 0)
#7 /usr/local/apache/common-local/php-1.23wmf12/includes/parser/Parser.php(1212): Parser->replaceVariables('In [[mathematic...')
#8 /usr/local/apache/common-local/php-1.23wmf12/includes/parser/Parser.php(395): Parser->internalParse('In [[mathematic...')
#9 [internal function]: Parser->parse('In [[mathematic...', Object(Title), Object(ParserOptions), true, true, 594033710)
#10 /usr/local/apache/common-local/php-1.23wmf12/includes/StubObject.php(99): call_user_func_array(Array, Array)
#11 /usr/local/apache/common-local/php-1.23wmf12/includes/StubObject.php(119): StubObject->_call('parse', Array)
#12 /usr/local/apache/common-local/php-1.23wmf12/includes/content/WikitextContent.php(318): StubObject->__call('parse', Array)
#13 /usr/local/apache/common-local/php-1.23wmf12/includes/content/WikitextContent.php(318): StubObject->parse('In [[mathematic...', Object(Title), Object(ParserOptions), true, true, 594033710)
#14 /usr/local/apache/common-local/php-1.23wmf12/includes/WikiPage.php(3561): WikitextContent->getParserOutput(Object(Title), 594033710, Object(ParserOptions))
#15 /usr/local/apache/common-local/php-1.23wmf12/includes/PoolCounter.php(222): PoolWorkArticleView->doWork()
#16 /usr/local/apache/common-local/php-1.23wmf12/includes/Article.php(689): PoolCounterWork->execute()
#17 /usr/local/apache/common-local/php-1.23wmf12/includes/actions/ViewAction.php(44): Article->view()
#18 /usr/local/apache/common-local/php-1.23wmf12/includes/Wiki.php(428): ViewAction->show()
#19 /usr/local/apache/common-local/php-1.23wmf12/includes/Wiki.php(292): MediaWiki->performAction(Object(Article), Object(Title))
#20 /usr/local/apache/common-local/php-1.23wmf12/includes/Wiki.php(586): MediaWiki->performRequest()
#21 /usr/local/apache/common-local/php-1.23wmf12/includes/Wiki.php(447): MediaWiki->main()
#22 /usr/local/apache/common-local/php-1.23wmf12/index.php(49): MediaWiki->run()
#23 /usr/local/apache/common-local/w/index.php(3): require('/usr/local/apac...')
#24 {main}