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Catchable fatal error: Argument 1 passed to varValue::() must be an instance of _context, array given in MathTexvc.php on line 314 and defined at on line 39
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Description

[06-Feb-2014 21:02:33] Catchable fatal error: Argument 1 passed to varValue::() must be an instance of _context, array 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: mw1106
Method: GET
URL: http://de.wikipedia.org/wiki/Liste_mathematischer_Symbole
Cookie: clicktracking-session=yoww96lSbMZIAGQW9F14NCBObyLUyXomH; mediaWiki.user.id=UpWZqFOsK9yYu59HeLJN15jzlnWC1f5c; uls-previous-languages=%5B%22de%22%5D; mediaWiki.user.sessionId=972l1IQ0nDtE2RqnObbbNohbgLtGJRxB
Backtrace:
#0 (39): varValue::()
#1 /usr/local/apache/common-local/php-1.23wmf12/extensions/Math/MathTexvc.php(314): varValue->(Array)
#2 /usr/local/apache/common-local/php-1.23wmf12/extensions/Math/Math.hooks.php(129): MathTexvc->writeCache()
#3 [internal function]: MathHooks::mathTagHook('\bar{~}', 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('[[Datei:Lots of...')
#8 /usr/local/apache/common-local/php-1.23wmf12/includes/parser/Parser.php(395): Parser->internalParse('[[Datei:Lots of...')
#9 /usr/local/apache/common-local/php-1.23wmf12/includes/content/WikitextContent.php(318): Parser->parse('[[Datei:Lots of...', Object(Title), Object(ParserOptions), true, true, 126726239)
#10 (2): WikitextContent->getParserOutput()
#11 (2): iseach::()
#12 ▒(2): FlaggablePageView->P()
#13 mf11/extensions/ProofreadPage/ProofreadPage.body.php(0): FlaggablePageView->▒▒▒`()
#14 [internal function]: ::e/common-local/php-1.23wmf11/extensions/ProofreadPage/ProofreadPage.body.php(Object(Article), false, true)
#15 /usr/local/apache/common-local/php-1.23wmf12/includes/Hooks.php(206): call_user_func_array('FlaggedRevsUIHo...', Array)
#16 /usr/local/apache/common-local/php-1.23wmf12/includes/GlobalFunctions.php(3976): Hooks::run('ArticleViewHead...', Array, NULL)
#17 /usr/local/apache/common-local/php-1.23wmf12/includes/Article.php(607): wfRunHooks('ArticleViewHead...', Array)
#18 /usr/local/apache/common-local/php-1.23wmf12/includes/actions/ViewAction.php(44): Article->view()
#19 /usr/local/apache/common-local/php-1.23wmf12/includes/Wiki.php(428): ViewAction->show()
#20 /usr/local/apache/common-local/php-1.23wmf12/includes/Wiki.php(292): MediaWiki->performAction(Object(Article), Object(Title))
#21 /usr/local/apache/common-local/php-1.23wmf12/includes/Wiki.php(586): MediaWiki->performRequest()
#22 /usr/local/apache/common-local/php-1.23wmf12/includes/Wiki.php(447): MediaWiki->main()
#23 /usr/local/apache/common-local/php-1.23wmf12/index.php(49): MediaWiki->run()
#24 /usr/local/apache/common-local/w/index.php(3): require('/usr/local/apac...')
#25 {main}


Version: unspecified
Severity: normal

Details

Reference
bz60992

Event Timeline

bzimport raised the priority of this task from to Needs Triage.Nov 22 2014, 3:04 AM
bzimport added a project: Math.
bzimport set Reference to bz60992.
bzimport added a subscriber: Unknown Object (MLST).

physik wrote:

on vagrant and version math master <math>\bar{~}</math> renders to
<img class="tex" src="/images/math/c/3/4/c3454e179c9e4a8ca1a0ea42d0b47102.png" alt="{\bar {~}}"></img>

Looks like it was random APC corruption.