Internal error

From Filipino Engineer Wiki

[5255083eb44d18502512380d] /w/index.php?title=PEC:Philippine_Electrical_Code_2017_Part_1/Highlights_and_Impacts&diff=1511&oldid=0&printable=yes Error: Call to undefined function wfFindFile()

Backtrace:

from /home/fileng/web/filipinoengineer.com/public_html/w/extensions/PDFEmbed/PDFEmbed.hooks.php(160)
#0 /home/fileng/web/filipinoengineer.com/public_html/w/includes/parser/Parser.php(4017): PDFEmbed::generateTag()
#1 /home/fileng/web/filipinoengineer.com/public_html/w/includes/parser/PPFrame_Hash.php(352): Parser->extensionSubstitution()
#2 /home/fileng/web/filipinoengineer.com/public_html/w/includes/parser/Parser.php(2951): PPFrame_Hash->expand()
#3 /home/fileng/web/filipinoengineer.com/public_html/w/includes/parser/Parser.php(1609): Parser->replaceVariables()
#4 /home/fileng/web/filipinoengineer.com/public_html/w/includes/parser/Parser.php(723): Parser->internalParse()
#5 /home/fileng/web/filipinoengineer.com/public_html/w/includes/content/WikitextContentHandler.php(301): Parser->parse()
#6 /home/fileng/web/filipinoengineer.com/public_html/w/includes/content/ContentHandler.php(1720): WikitextContentHandler->fillParserOutput()
#7 /home/fileng/web/filipinoengineer.com/public_html/w/includes/content/Renderer/ContentRenderer.php(47): ContentHandler->getParserOutput()
#8 /home/fileng/web/filipinoengineer.com/public_html/w/includes/Revision/RenderedRevision.php(265): MediaWiki\Content\Renderer\ContentRenderer->getParserOutput()
#9 /home/fileng/web/filipinoengineer.com/public_html/w/includes/Revision/RenderedRevision.php(237): MediaWiki\Revision\RenderedRevision->getSlotParserOutputUncached()
#10 /home/fileng/web/filipinoengineer.com/public_html/w/includes/Revision/RevisionRenderer.php(221): MediaWiki\Revision\RenderedRevision->getSlotParserOutput()
#11 /home/fileng/web/filipinoengineer.com/public_html/w/includes/Revision/RevisionRenderer.php(158): MediaWiki\Revision\RevisionRenderer->combineSlotOutput()
#12 [internal function]: MediaWiki\Revision\RevisionRenderer->MediaWiki\Revision\{closure}()
#13 /home/fileng/web/filipinoengineer.com/public_html/w/includes/Revision/RenderedRevision.php(199): call_user_func()
#14 /home/fileng/web/filipinoengineer.com/public_html/w/includes/poolcounter/PoolWorkArticleView.php(91): MediaWiki\Revision\RenderedRevision->getRevisionParserOutput()
#15 /home/fileng/web/filipinoengineer.com/public_html/w/includes/poolcounter/PoolWorkArticleViewOld.php(66): PoolWorkArticleView->renderRevision()
#16 /home/fileng/web/filipinoengineer.com/public_html/w/includes/poolcounter/PoolCounterWork.php(162): PoolWorkArticleViewOld->doWork()
#17 /home/fileng/web/filipinoengineer.com/public_html/w/includes/page/ParserOutputAccess.php(299): PoolCounterWork->execute()
#18 /home/fileng/web/filipinoengineer.com/public_html/w/includes/page/WikiPage.php(1290): MediaWiki\Page\ParserOutputAccess->getParserOutput()
#19 /home/fileng/web/filipinoengineer.com/public_html/w/includes/diff/DifferenceEngine.php(1063): WikiPage->getParserOutput()
#20 /home/fileng/web/filipinoengineer.com/public_html/w/includes/diff/DifferenceEngine.php(1016): DifferenceEngine->getParserOutput()
#21 /home/fileng/web/filipinoengineer.com/public_html/w/includes/diff/DifferenceEngine.php(846): DifferenceEngine->renderNewRevision()
#22 /home/fileng/web/filipinoengineer.com/public_html/w/includes/page/Article.php(908): DifferenceEngine->showDiffPage()
#23 /home/fileng/web/filipinoengineer.com/public_html/w/includes/page/Article.php(465): Article->showDiffPage()
#24 /home/fileng/web/filipinoengineer.com/public_html/w/includes/actions/ViewAction.php(78): Article->view()
#25 /home/fileng/web/filipinoengineer.com/public_html/w/includes/MediaWiki.php(542): ViewAction->show()
#26 /home/fileng/web/filipinoengineer.com/public_html/w/includes/MediaWiki.php(322): MediaWiki->performAction()
#27 /home/fileng/web/filipinoengineer.com/public_html/w/includes/MediaWiki.php(904): MediaWiki->performRequest()
#28 /home/fileng/web/filipinoengineer.com/public_html/w/includes/MediaWiki.php(562): MediaWiki->main()
#29 /home/fileng/web/filipinoengineer.com/public_html/w/index.php(50): MediaWiki->run()
#30 /home/fileng/web/filipinoengineer.com/public_html/w/index.php(46): wfIndexMain()
#31 {main}