MediaWiki internal error.

Original exception: [b8c0f46c80b9375daf3dcb68] /wiki/Categorie:Occlumens Wikimedia\Rdbms\DBQueryError from line 1713 of /var/www/production/w/includes/libs/rdbms/database/Database.php: A database query error has occurred. Did you forget to run your application's database schema updater after upgrading?

Error 1146: Table 'harrypotter_nlwiki.revision_comment_temp' doesn't exist (localhost)
Function: MediaWiki\Revision\RevisionStore::fetchRevisionRowFromConds
Query: SELECT rev_id,rev_page,rev_timestamp,rev_minor_edit,rev_deleted,rev_len,rev_parent_id,rev_sha1,comment_rev_comment.comment_text AS `rev_comment_text`,comment_rev_comment.comment_data AS `rev_comment_data`,comment_rev_comment.comment_id AS `rev_comment_cid`,actor_rev_user.actor_user AS `rev_user`,actor_rev_user.actor_name AS `rev_user_text`,temp_rev_user.revactor_actor AS `rev_actor`,page_namespace,page_title,page_id,page_latest,page_is_redirect,page_len,user_name FROM `revision` JOIN `revision_comment_temp` `temp_rev_comment` ON ((temp_rev_comment.revcomment_rev = rev_id)) JOIN `comment` `comment_rev_comment` ON ((comment_rev_comment.comment_id = temp_rev_comment.revcomment_comment_id)) JOIN `revision_actor_temp` `temp_rev_user` ON ((temp_rev_user.revactor_rev = rev_id)) JOIN `shoutwiki`.`actor` `actor_rev_user` ON ((actor_rev_user.actor_id = temp_rev_user.revactor_actor)) JOIN `page` ON ((page_id = rev_page)) LEFT JOIN `shoutwiki`.`user` ON ((actor_rev_user.actor_user != 0) AND (user_id = actor_rev_user.actor_user)) WHERE page_namespace = 8 AND page_title = 'Gadgets-definition' AND (rev_id=page_latest) LIMIT 1

Backtrace:
#0 /var/www/production/w/includes/libs/rdbms/database/Database.php(1697): Wikimedia\Rdbms\Database->getQueryException()
#1 /var/www/production/w/includes/libs/rdbms/database/Database.php(1672): Wikimedia\Rdbms\Database->getQueryExceptionAndLog()
#2 /var/www/production/w/includes/libs/rdbms/database/Database.php(1241): Wikimedia\Rdbms\Database->reportQueryError()
#3 /var/www/production/w/includes/libs/rdbms/database/Database.php(1921): Wikimedia\Rdbms\Database->query()
#4 /var/www/production/w/includes/libs/rdbms/database/Database.php(2021): Wikimedia\Rdbms\Database->select()
#5 /var/www/production/w/includes/libs/rdbms/database/DBConnRef.php(68): Wikimedia\Rdbms\Database->selectRow()
#6 /var/www/production/w/includes/libs/rdbms/database/DBConnRef.php(331): Wikimedia\Rdbms\DBConnRef->__call()
#7 /var/www/production/w/includes/Revision/RevisionStore.php(2376): Wikimedia\Rdbms\DBConnRef->selectRow()
#8 /var/www/production/w/includes/Revision/RevisionStore.php(2318): MediaWiki\Revision\RevisionStore->fetchRevisionRowFromConds()
#9 /var/www/production/w/includes/Revision/RevisionStore.php(1108): MediaWiki\Revision\RevisionStore->loadRevisionFromConds()
#10 /var/www/production/w/extensions/Gadgets/includes/MediaWikiGadgetsDefinitionRepo.php(142): MediaWiki\Revision\RevisionStore->getRevisionByTitle()
#11 /var/www/production/w/extensions/Gadgets/includes/MediaWikiGadgetsDefinitionRepo.php(109): MediaWikiGadgetsDefinitionRepo->fetchStructuredList()
#12 /var/www/production/w/includes/libs/objectcache/wancache/WANObjectCache.php(1529): MediaWikiGadgetsDefinitionRepo->{closure}()
#13 /var/www/production/w/includes/libs/objectcache/wancache/WANObjectCache.php(1376): WANObjectCache->fetchOrRegenerate()
#14 /var/www/production/w/extensions/Gadgets/includes/MediaWikiGadgetsDefinitionRepo.php(116): WANObjectCache->getWithSetCallback()
#15 /var/www/production/w/extensions/Gadgets/includes/MediaWikiGadgetsDefinitionRepo.php(32): MediaWikiGadgetsDefinitionRepo->loadGadgets()
#16 /var/www/production/w/extensions/Gadgets/includes/GadgetRepo.php(71): MediaWikiGadgetsDefinitionRepo->getGadgetIds()
#17 /var/www/production/w/extensions/Gadgets/includes/GadgetHooks.php(114): GadgetRepo->getStructuredList()
#18 /var/www/production/w/includes/HookContainer/HookContainer.php(329): GadgetHooks::userGetDefaultOptions()
#19 /var/www/production/w/includes/HookContainer/HookContainer.php(132): MediaWiki\HookContainer\HookContainer->callLegacyHook()
#20 /var/www/production/w/includes/HookContainer/HookRunner.php(4254): MediaWiki\HookContainer\HookContainer->run()
#21 /var/www/production/w/includes/user/DefaultOptionsLookup.php(99): MediaWiki\HookContainer\HookRunner->onUserGetDefaultOptions()
#22 /var/www/production/w/includes/user/UserOptionsManager.php(494): MediaWiki\User\DefaultOptionsLookup->getDefaultOptions()
#23 /var/www/production/w/includes/user/UserOptionsManager.php(135): MediaWiki\User\UserOptionsManager->loadUserOptions()
#24 /var/www/production/w/includes/user/UserOptionsLookup.php(123): MediaWiki\User\UserOptionsManager->getOption()
#25 /var/www/production/w/includes/user/User.php(2718): MediaWiki\User\UserOptionsLookup->getIntOption()
#26 /var/www/production/w/includes/user/User.php(2910): User->getIntOption()
#27 /var/www/production/w/includes/linker/LinkRendererFactory.php(99): User->getStubThreshold()
#28 /var/www/production/w/includes/ServiceWiring.php(531): MediaWiki\Linker\LinkRendererFactory->createForUser()
#29 /var/www/production/w/vendor/wikimedia/services/src/ServiceContainer.php(447): Wikimedia\Services\ServiceContainer->{closure}()
#30 /var/www/production/w/vendor/wikimedia/services/src/ServiceContainer.php(416): Wikimedia\Services\ServiceContainer->createService()
#31 /var/www/production/w/includes/MediaWikiServices.php(834): Wikimedia\Services\ServiceContainer->getService()
#32 /var/www/production/w/includes/page/Article.php(164): MediaWiki\MediaWikiServices->getLinkRenderer()
#33 /var/www/production/w/extensions/CategoryTree/includes/CategoryTreeHooks.php(218): Article->__construct()
#34 /var/www/production/w/includes/HookContainer/HookContainer.php(329): CategoryTreeHooks::articleFromTitle()
#35 /var/www/production/w/includes/HookContainer/HookContainer.php(132): MediaWiki\HookContainer\HookContainer->callLegacyHook()
#36 /var/www/production/w/includes/HookContainer/HookRunner.php(755): MediaWiki\HookContainer\HookContainer->run()
#37 /var/www/production/w/includes/page/Article.php(201): MediaWiki\HookContainer\HookRunner->onArticleFromTitle()
#38 /var/www/production/w/includes/page/Article.php(227): Article::newFromTitle()
#39 /var/www/production/w/includes/MediaWiki.php(422): Article::newFromWikiPage()
#40 /var/www/production/w/includes/MediaWiki.php(311): MediaWiki->initializeArticle()
#41 /var/www/production/w/includes/MediaWiki.php(947): MediaWiki->performRequest()
#42 /var/www/production/w/includes/MediaWiki.php(547): MediaWiki->main()
#43 /var/www/production/w/index.php(53): MediaWiki->run()
#44 /var/www/production/w/index.php(46): wfIndexMain()
#45 {main}

Exception caught inside exception handler: [b8c0f46c80b9375daf3dcb68] /wiki/Categorie:Occlumens Wikimedia\Rdbms\DBQueryError from line 1713 of /var/www/production/w/includes/libs/rdbms/database/Database.php: A database query error has occurred. Did you forget to run your application's database schema updater after upgrading?

Error 1146: Table 'harrypotter_nlwiki.revision_comment_temp' doesn't exist (localhost)
Function: MessageCache::loadFromDB(nl)-small
Query: SELECT /*! STRAIGHT_JOIN */ rev_id,rev_page,rev_timestamp,rev_minor_edit,rev_deleted,rev_len,rev_parent_id,rev_sha1,comment_rev_comment.comment_text AS `rev_comment_text`,comment_rev_comment.comment_data AS `rev_comment_data`,comment_rev_comment.comment_id AS `rev_comment_cid`,actor_rev_user.actor_user AS `rev_user`,actor_rev_user.actor_name AS `rev_user_text`,temp_rev_user.revactor_actor AS `rev_actor`,page_namespace,page_title,page_id,page_latest,page_is_redirect,page_len,user_name FROM `page` JOIN `revision` ON ((page_id = rev_page)) JOIN `revision_comment_temp` `temp_rev_comment` ON ((temp_rev_comment.revcomment_rev = rev_id)) JOIN `comment` `comment_rev_comment` ON ((comment_rev_comment.comment_id = temp_rev_comment.revcomment_comment_id)) JOIN `revision_actor_temp` `temp_rev_user` ON ((temp_rev_user.revactor_rev = rev_id)) JOIN `shoutwiki`.`actor` `actor_rev_user` ON ((actor_rev_user.actor_id = temp_rev_user.revactor_actor)) LEFT JOIN `shoutwiki`.`user` ON ((actor_rev_user.actor_user != 0) AND (user_id = actor_rev_user.actor_user)) WHERE page_is_redirect = 0 AND page_namespace = 8 AND (page_title NOT LIKE '%/%' ESCAPE '`' ) AND (page_len <= 10000) AND (page_latest = rev_id)

Backtrace:
#0 /var/www/production/w/includes/libs/rdbms/database/Database.php(1697): Wikimedia\Rdbms\Database->getQueryException()
#1 /var/www/production/w/includes/libs/rdbms/database/Database.php(1672): Wikimedia\Rdbms\Database->getQueryExceptionAndLog()
#2 /var/www/production/w/includes/libs/rdbms/database/Database.php(1241): Wikimedia\Rdbms\Database->reportQueryError()
#3 /var/www/production/w/includes/libs/rdbms/database/Database.php(1921): Wikimedia\Rdbms\Database->query()
#4 /var/www/production/w/includes/libs/rdbms/database/DBConnRef.php(68): Wikimedia\Rdbms\Database->select()
#5 /var/www/production/w/includes/libs/rdbms/database/DBConnRef.php(313): Wikimedia\Rdbms\DBConnRef->__call()
#6 /var/www/production/w/includes/cache/MessageCache.php(567): Wikimedia\Rdbms\DBConnRef->select()
#7 /var/www/production/w/includes/cache/MessageCache.php(445): MessageCache->loadFromDB()
#8 /var/www/production/w/includes/cache/MessageCache.php(368): MessageCache->loadFromDBWithLock()
#9 /var/www/production/w/includes/cache/MessageCache.php(1108): MessageCache->load()
#10 /var/www/production/w/includes/cache/MessageCache.php(1034): MessageCache->getMsgFromNamespace()
#11 /var/www/production/w/includes/cache/MessageCache.php(1005): MessageCache->getMessageForLang()
#12 /var/www/production/w/includes/cache/MessageCache.php(947): MessageCache->getMessageFromFallbackChain()
#13 /var/www/production/w/includes/language/Message.php(1320): MessageCache->get()
#14 /var/www/production/w/includes/language/Message.php(878): Message->fetchMessage()
#15 /var/www/production/w/includes/language/Message.php(970): Message->toString()
#16 /var/www/production/w/includes/OutputPage.php(944): Message->text()
#17 /var/www/production/w/includes/OutputPage.php(993): OutputPage->setHTMLTitle()
#18 /var/www/production/w/includes/OutputPage.php(2660): OutputPage->setPageTitle()
#19 /var/www/production/w/includes/exception/MWExceptionRenderer.php(142): OutputPage->prepareErrorPage()
#20 /var/www/production/w/includes/exception/MWExceptionRenderer.php(65): MWExceptionRenderer::reportHTML()
#21 /var/www/production/w/includes/exception/MWExceptionHandler.php(106): MWExceptionRenderer::output()
#22 /var/www/production/w/includes/exception/MWExceptionHandler.php(185): MWExceptionHandler::report()
#23 /var/www/production/w/includes/MediaWiki.php(580): MWExceptionHandler::handleException()
#24 /var/www/production/w/index.php(53): MediaWiki->run()
#25 /var/www/production/w/index.php(46): wfIndexMain()
#26 {main}