Hello en.wikibooks.beta.wmflabs.org has an error. Can you see it. Thanks!
MediaWiki internal error. Original exception: [Yf2Iq81KlJKDQ5UpTo9ODgAAAA4] /wiki/Main_Page TypeError: Argument 1 passed to MediaWiki\Minerva\Menu\Main\DefaultMainMenuBuilder::getDiscoveryGroup() must be of the type array, null given, called in /srv/mediawiki/php-master/skins/MinervaNeue/includes/Menu/Main/MainMenuDirector.php on line 101 Backtrace: from /srv/mediawiki/php-master/skins/MinervaNeue/includes/Menu/Main/DefaultMainMenuBuilder.php(74) #0 /srv/mediawiki/php-master/skins/MinervaNeue/includes/Menu/Main/MainMenuDirector.php(101): MediaWiki\Minerva\Menu\Main\DefaultMainMenuBuilder->getDiscoveryGroup(NULL) #1 /srv/mediawiki/php-master/skins/MinervaNeue/includes/Menu/Main/MainMenuDirector.php(79): MediaWiki\Minerva\Menu\Main\MainMenuDirector->buildMenu(array, array) #2 /srv/mediawiki/php-master/skins/MinervaNeue/includes/Skins/SkinMinerva.php(134): MediaWiki\Minerva\Menu\Main\MainMenuDirector->getMenuData(array, array) #3 /srv/mediawiki/php-master/includes/skins/SkinMustache.php(58): SkinMinerva->getTemplateData() #4 /srv/mediawiki/php-master/includes/skins/SkinTemplate.php(147): SkinMustache->generateHTML() #5 /srv/mediawiki/php-master/includes/OutputPage.php(2711): SkinTemplate->outputPage() #6 /srv/mediawiki/php-master/includes/MediaWiki.php(917): OutputPage->output(boolean) #7 /srv/mediawiki/php-master/includes/MediaWiki.php(930): MediaWiki::{closure}() #8 /srv/mediawiki/php-master/includes/MediaWiki.php(563): MediaWiki->main() #9 /srv/mediawiki/php-master/index.php(53): MediaWiki->run() #10 /srv/mediawiki/php-master/index.php(46): wfIndexMain() #11 /srv/mediawiki/w/index.php(3): require(string) #12 {main}
Exception caught inside exception handler: [Yf2Iq81KlJKDQ5UpTo9ODgAAAA4] /wiki/Main_Page TypeError: Argument 1 passed to MediaWiki\Minerva\Menu\Main\DefaultMainMenuBuilder::getDiscoveryGroup() must be of the type array, null given, called in /srv/mediawiki/php-master/skins/MinervaNeue/includes/Menu/Main/MainMenuDirector.php on line 101 Backtrace: from /srv/mediawiki/php-master/skins/MinervaNeue/includes/Menu/Main/DefaultMainMenuBuilder.php(74) #0 /srv/mediawiki/php-master/skins/MinervaNeue/includes/Menu/Main/MainMenuDirector.php(101): MediaWiki\Minerva\Menu\Main\DefaultMainMenuBuilder->getDiscoveryGroup(NULL) #1 /srv/mediawiki/php-master/skins/MinervaNeue/includes/Menu/Main/MainMenuDirector.php(79): MediaWiki\Minerva\Menu\Main\MainMenuDirector->buildMenu(array, array) #2 /srv/mediawiki/php-master/skins/MinervaNeue/includes/Skins/SkinMinerva.php(134): MediaWiki\Minerva\Menu\Main\MainMenuDirector->getMenuData(array, array) #3 /srv/mediawiki/php-master/includes/skins/SkinMustache.php(58): SkinMinerva->getTemplateData() #4 /srv/mediawiki/php-master/includes/skins/SkinTemplate.php(147): SkinMustache->generateHTML() #5 /srv/mediawiki/php-master/includes/OutputPage.php(2711): SkinTemplate->outputPage() #6 /srv/mediawiki/php-master/includes/exception/MWExceptionRenderer.php(158): OutputPage->output() #7 /srv/mediawiki/php-master/includes/exception/MWExceptionRenderer.php(77): MWExceptionRenderer::reportHTML(TypeError) #8 /srv/mediawiki/php-master/includes/exception/MWExceptionHandler.php(107): MWExceptionRenderer::output(TypeError, integer) #9 /srv/mediawiki/php-master/includes/exception/MWExceptionHandler.php(202): MWExceptionHandler::report(TypeError) #10 /srv/mediawiki/php-master/includes/MediaWiki.php(585): MWExceptionHandler::handleException(TypeError, string) #11 /srv/mediawiki/php-master/index.php(53): MediaWiki->run() #12 /srv/mediawiki/php-master/index.php(46): wfIndexMain() #13 /srv/mediawiki/w/index.php(3): require(string) #14 {main}