Internal error
[3ba37d116f23525e0334232c] /index.php?title=Upscaling_relative_permeability_in_capillary_limit Error from line 109 of /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/includes/AutoLoader.php: Failed opening required '/usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/extensions/Math/MathRenderer.php' (include_path='/usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/vendor/pear/console_getopt:/usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/vendor/pear/mail:/usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/vendor/pear/mail_mime:/usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/vendor/pear/net_smtp:/usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/vendor/pear/net_socket:/usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/vendor/pear/pear-core-minimal/src:/usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/vendor/pear/pear_exception:.:/usr/share/php')
Backtrace:
#0 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/extensions/Math/Math.hooks.php(112): AutoLoader::autoload()
#1 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/includes/parser/Parser.php(3921): MathHooks::mathTagHook()
#2 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/includes/parser/PPFrame_Hash.php(340): Parser->extensionSubstitution()
#3 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/includes/parser/Parser.php(2886): PPFrame_Hash->expand()
#4 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/includes/parser/Parser.php(1557): Parser->replaceVariables()
#5 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/includes/parser/Parser.php(652): Parser->internalParse()
#6 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/includes/content/WikitextContent.php(374): Parser->parse()
#7 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/includes/content/AbstractContent.php(590): WikitextContent->fillParserOutput()
#8 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/includes/Revision/RenderedRevision.php(262): AbstractContent->getParserOutput()
#9 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/includes/Revision/RenderedRevision.php(235): MediaWiki\Revision\RenderedRevision->getSlotParserOutputUncached()
#10 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/includes/Revision/RevisionRenderer.php(215): MediaWiki\Revision\RenderedRevision->getSlotParserOutput()
#11 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/includes/Revision/RevisionRenderer.php(152): MediaWiki\Revision\RevisionRenderer->combineSlotOutput()
#12 [internal function]: MediaWiki\Revision\RevisionRenderer->MediaWiki\Revision\{closure}()
#13 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/includes/Revision/RenderedRevision.php(197): call_user_func()
#14 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/includes/poolcounter/PoolWorkArticleView.php(216): MediaWiki\Revision\RenderedRevision->getRevisionParserOutput()
#15 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/includes/poolcounter/PoolCounterWork.php(162): PoolWorkArticleView->doWork()
#16 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/includes/page/Article.php(810): PoolCounterWork->execute()
#17 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/includes/actions/ViewAction.php(80): Article->view()
#18 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/includes/MediaWiki.php(531): ViewAction->show()
#19 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/includes/MediaWiki.php(313): MediaWiki->performAction()
#20 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/includes/MediaWiki.php(947): MediaWiki->performRequest()
#21 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/includes/MediaWiki.php(547): MediaWiki->main()
#22 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/index.php(53): MediaWiki->run()
#23 /usr/share/nginx/wiki-upgraded/mediawiki-1.35.13/index.php(46): wfIndexMain()
#24 {main}