Internal error

From Yade

[b51e5d4f535d137d551febd7] /w/index.php?title=Comparisons_with_PFC3D&oldid=1425 Error from line 361 of /usr/share/mediawiki-extensions/math/Math.body.php: Call to undefined method ParserOptions::getMath()

Backtrace:

#0 /usr/share/mediawiki-extensions/math/Math.hooks.php(47): MathRenderer::renderMath()
#1 /usr/share/mediawiki/includes/parser/Parser.php(3921): MathHooks::mathTagHook()
#2 /usr/share/mediawiki/includes/parser/PPFrame_Hash.php(340): Parser->extensionSubstitution()
#3 /usr/share/mediawiki/includes/parser/Parser.php(2886): PPFrame_Hash->expand()
#4 /usr/share/mediawiki/includes/parser/Parser.php(1557): Parser->replaceVariables()
#5 /usr/share/mediawiki/includes/parser/Parser.php(652): Parser->internalParse()
#6 /usr/share/mediawiki/includes/content/WikitextContent.php(374): Parser->parse()
#7 /usr/share/mediawiki/includes/content/AbstractContent.php(590): WikitextContent->fillParserOutput()
#8 /usr/share/mediawiki/includes/Revision/RenderedRevision.php(263): AbstractContent->getParserOutput()
#9 /usr/share/mediawiki/includes/Revision/RenderedRevision.php(235): MediaWiki\Revision\RenderedRevision->getSlotParserOutputUncached()
#10 /usr/share/mediawiki/includes/Revision/RevisionRenderer.php(215): MediaWiki\Revision\RenderedRevision->getSlotParserOutput()
#11 /usr/share/mediawiki/includes/Revision/RevisionRenderer.php(152): MediaWiki\Revision\RevisionRenderer->combineSlotOutput()
#12 [internal function]: MediaWiki\Revision\RevisionRenderer->MediaWiki\Revision\{closure}()
#13 /usr/share/mediawiki/includes/Revision/RenderedRevision.php(197): call_user_func()
#14 /usr/share/mediawiki/includes/poolcounter/PoolWorkArticleView.php(216): MediaWiki\Revision\RenderedRevision->getRevisionParserOutput()
#15 /usr/share/mediawiki/includes/poolcounter/PoolCounterWork.php(162): PoolWorkArticleView->doWork()
#16 /usr/share/mediawiki/includes/page/Article.php(810): PoolCounterWork->execute()
#17 /usr/share/mediawiki/includes/actions/ViewAction.php(80): Article->view()
#18 /usr/share/mediawiki/includes/MediaWiki.php(531): ViewAction->show()
#19 /usr/share/mediawiki/includes/MediaWiki.php(313): MediaWiki->performAction()
#20 /usr/share/mediawiki/includes/MediaWiki.php(947): MediaWiki->performRequest()
#21 /usr/share/mediawiki/includes/MediaWiki.php(547): MediaWiki->main()
#22 /usr/share/mediawiki/index.php(53): MediaWiki->run()
#23 /usr/share/mediawiki/index.php(46): wfIndexMain()
#24 {main}