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[ZgXMf8hxPol4xh_hnxjrzAAAACk] /index.php?title=%D9%BE%D8%B1%D9%88%D9%86%D8%AF%D9%87:BigData_Roadmap_v4.pdf&diff=11131&oldid=11129 Error: Call to undefined function wfSuppressWarnings()

Backtrace:

from /home/wiki/domains/wiki.occc.ir/public_html/extensions/PdfHandler/PdfHandler_body.php(329)
#0 /home/wiki/domains/wiki.occc.ir/public_html/includes/filerepo/file/File.php(2013): PdfHandler->formatMetadata()
#1 /home/wiki/domains/wiki.occc.ir/public_html/includes/page/ImagePage.php(131): File->formatMetadata()
#2 /home/wiki/domains/wiki.occc.ir/public_html/includes/actions/ViewAction.php(80): ImagePage->view()
#3 /home/wiki/domains/wiki.occc.ir/public_html/includes/MediaWiki.php(543): ViewAction->show()
#4 /home/wiki/domains/wiki.occc.ir/public_html/includes/MediaWiki.php(321): MediaWiki->performAction()
#5 /home/wiki/domains/wiki.occc.ir/public_html/includes/MediaWiki.php(912): MediaWiki->performRequest()
#6 /home/wiki/domains/wiki.occc.ir/public_html/includes/MediaWiki.php(563): MediaWiki->main()
#7 /home/wiki/domains/wiki.occc.ir/public_html/index.php(53): MediaWiki->run()
#8 /home/wiki/domains/wiki.occc.ir/public_html/index.php(46): wfIndexMain()
#9 {main}