TypeError: round(): Argument #1 ($num) must be of type int|float, string given in /opt/sitedata/life-science-edu.net/wiki/includes/media/ThumbnailImage.php:76
Stack trace:
#0 /opt/sitedata/life-science-edu.net/wiki/includes/media/ThumbnailImage.php(76): round()
#1 /opt/sitedata/life-science-edu.net/wiki/includes/media/TransformationalImageHandler.php(294): ThumbnailImage->__construct()
#2 /opt/sitedata/life-science-edu.net/wiki/includes/filerepo/file/File.php(1316): TransformationalImageHandler->doTransform()
#3 /opt/sitedata/life-science-edu.net/wiki/includes/filerepo/file/File.php(1263): File->generateAndSaveThumb()
#4 /opt/sitedata/life-science-edu.net/wiki/includes/filerepo/file/File.php(1136): File->transform()
#5 /opt/sitedata/life-science-edu.net/wiki/extensions/FirstStepGift/FirstStepGift.php(299): File->createThumb()
#6 /opt/sitedata/life-science-edu.net/wiki/extensions/FirstStepGift/FirstStepGift.php(267): FirstStepGift->getImage()
#7 /opt/sitedata/life-science-edu.net/wiki/extensions/FirstStepGift/FirstStepGift.php(240): FirstStepGift->getMedia()
#8 /opt/sitedata/life-science-edu.net/wiki/extensions/FirstStepGift/FirstStepGift.php(187): FirstStepGift->parseQuestion()
#9 /opt/sitedata/life-science-edu.net/wiki/extensions/FirstStepGift/FirstStepGift.php(81): FirstStepGift->parseQuestions()
#10 /opt/sitedata/life-science-edu.net/wiki/extensions/FirstStepGift/FirstStepGift.php(45): FirstStepGift->parseQuiz()
#11 /opt/sitedata/life-science-edu.net/wiki/includes/parser/Parser.php(4017): renderQuiz()
#12 /opt/sitedata/life-science-edu.net/wiki/includes/parser/PPFrame_Hash.php(353): Parser->extensionSubstitution()
#13 /opt/sitedata/life-science-edu.net/wiki/includes/parser/Parser.php(2951): PPFrame_Hash->expand()
#14 /opt/sitedata/life-science-edu.net/wiki/includes/parser/Parser.php(1609): Parser->replaceVariables()
#15 /opt/sitedata/life-science-edu.net/wiki/includes/parser/Parser.php(723): Parser->internalParse()
#16 /opt/sitedata/life-science-edu.net/wiki/includes/content/WikitextContentHandler.php(301): Parser->parse()
#17 /opt/sitedata/life-science-edu.net/wiki/includes/content/ContentHandler.php(1721): WikitextContentHandler->fillParserOutput()
#18 /opt/sitedata/life-science-edu.net/wiki/includes/content/Renderer/ContentRenderer.php(47): ContentHandler->getParserOutput()
#19 /opt/sitedata/life-science-edu.net/wiki/includes/Revision/RenderedRevision.php(266): MediaWiki\Content\Renderer\ContentRenderer->getParserOutput()
#20 /opt/sitedata/life-science-edu.net/wiki/includes/Revision/RenderedRevision.php(237): MediaWiki\Revision\RenderedRevision->getSlotParserOutputUncached()
#21 /opt/sitedata/life-science-edu.net/wiki/includes/Revision/RevisionRenderer.php(221): MediaWiki\Revision\RenderedRevision->getSlotParserOutput()
#22 /opt/sitedata/life-science-edu.net/wiki/includes/Revision/RevisionRenderer.php(158): MediaWiki\Revision\RevisionRenderer->combineSlotOutput()
#23 [internal function]: MediaWiki\Revision\RevisionRenderer->MediaWiki\Revision\{closure}()
#24 /opt/sitedata/life-science-edu.net/wiki/includes/Revision/RenderedRevision.php(199): call_user_func()
#25 /opt/sitedata/life-science-edu.net/wiki/includes/poolcounter/PoolWorkArticleView.php(91): MediaWiki\Revision\RenderedRevision->getRevisionParserOutput()
#26 /opt/sitedata/life-science-edu.net/wiki/includes/poolcounter/PoolWorkArticleViewOld.php(66): PoolWorkArticleView->renderRevision()
#27 /opt/sitedata/life-science-edu.net/wiki/includes/poolcounter/PoolCounterWork.php(162): PoolWorkArticleViewOld->doWork()
#28 /opt/sitedata/life-science-edu.net/wiki/includes/page/ParserOutputAccess.php(299): PoolCounterWork->execute()
#29 /opt/sitedata/life-science-edu.net/wiki/includes/page/Article.php(714): MediaWiki\Page\ParserOutputAccess->getParserOutput()
#30 /opt/sitedata/life-science-edu.net/wiki/includes/page/Article.php(528): Article->generateContentOutput()
#31 /opt/sitedata/life-science-edu.net/wiki/includes/actions/ViewAction.php(78): Article->view()
#32 /opt/sitedata/life-science-edu.net/wiki/includes/MediaWiki.php(542): ViewAction->show()
#33 /opt/sitedata/life-science-edu.net/wiki/includes/MediaWiki.php(322): MediaWiki->performAction()
#34 /opt/sitedata/life-science-edu.net/wiki/includes/MediaWiki.php(904): MediaWiki->performRequest()
#35 /opt/sitedata/life-science-edu.net/wiki/includes/MediaWiki.php(562): MediaWiki->main()
#36 /opt/sitedata/life-science-edu.net/wiki/index.php(50): MediaWiki->run()
#37 /opt/sitedata/life-science-edu.net/wiki/index.php(46): wfIndexMain()
#38 {main}