Internal error

[65ec1d18b38fcec95c42702b] /wiki/Narogtinga Error: Call to a member function getNamespace() on null

Backtrace:

from /var/www/justapedia.org/extensions/BoilerPlate/src/Hooks.php(51)
#0 /var/www/justapedia.org/includes/HookContainer/HookContainer.php(160): MediaWiki\Extension\BoilerPlate\Hooks->onOutputPageParserOutput()
#1 /var/www/justapedia.org/includes/HookContainer/HookRunner.php(2679): MediaWiki\HookContainer\HookContainer->run()
#2 /var/www/justapedia.org/includes/OutputPage.php(2200): MediaWiki\HookContainer\HookRunner->onOutputPageParserOutput()
#3 /var/www/justapedia.org/includes/OutputPage.php(2267): OutputPage->addParserOutputMetadata()
#4 /var/www/justapedia.org/includes/page/Article.php(864): OutputPage->addParserOutput()
#5 /var/www/justapedia.org/includes/page/Article.php(769): Article->doOutputFromRenderStatus()
#6 /var/www/justapedia.org/includes/page/Article.php(544): Article->generateContentOutput()
#7 /var/www/justapedia.org/includes/actions/ViewAction.php(78): Article->view()
#8 /var/www/justapedia.org/includes/MediaWiki.php(554): ViewAction->show()
#9 /var/www/justapedia.org/includes/MediaWiki.php(331): MediaWiki->performAction()
#10 /var/www/justapedia.org/includes/MediaWiki.php(918): MediaWiki->performRequest()
#11 /var/www/justapedia.org/includes/MediaWiki.php(574): MediaWiki->main()
#12 /var/www/justapedia.org/index.php(50): MediaWiki->run()
#13 /var/www/justapedia.org/index.php(46): wfIndexMain()
#14 {main}