on de.wikipedia.beta.wmflabs.org
Could not determine title for page ID 4208 and revision ID 21810:
#0 /srv/mediawiki/php-master/includes/Storage/RevisionStore.php(1082): MediaWiki\Storage\RevisionStore->getTitle(string, string, integer)
#1 /srv/mediawiki/php-master/includes/Storage/RevisionStore.php(1116): MediaWiki\Storage\RevisionStore->newRevisionFromRow_1_29(stdClass, integer, NULL)
#2 /srv/mediawiki/php-master/includes/Revision.php(505): MediaWiki\Storage\RevisionStore->newRevisionFromRow(stdClass, integer, NULL)
#3 /srv/mediawiki/php-master/extensions/FlaggedRevs/backend/FlaggedRevision.php(58): Revision->__construct(stdClass)
#4 /srv/mediawiki/php-master/extensions/FlaggedRevs/backend/FlaggedRevision.php(343): FlaggedRevision->__construct(stdClass)
#5 /srv/mediawiki/php-master/extensions/FlaggedRevs/backend/FlaggedRevs.class.php(643): FlaggedRevision::determineStable(Title, integer)
#6 /srv/mediawiki/php-master/extensions/FlaggedRevs/backend/FlaggedRevs.class.php(1065): FlaggedRevs::stableVersionUpdates(FlaggableWikiPage)
#7 /srv/mediawiki/php-master/extensions/FlaggedRevs/backend/FlaggedRevs.hooks.php(525): FlaggedRevs::autoReviewEdit(FlaggableWikiPage, User, Revision, array)
#8 /srv/mediawiki/php-master/includes/Hooks.php(177): FlaggedRevsHooks::maybeMakeEditReviewed(WikiPage, Revision, boolean, User)
#9 /srv/mediawiki/php-master/includes/Hooks.php(205): Hooks::callHook(string, array, array, NULL)
#10 /srv/mediawiki/php-master/includes/page/WikiPage.php(1920): Hooks::run(string, array)
#11 /srv/mediawiki/php-master/includes/page/WikiPage.php(1670): WikiPage->doCreate(WikitextContent, integer, User, string, array)
#12 /srv/mediawiki/php-master/includes/EditPage.php(2226): WikiPage->doEditContent(WikitextContent, string, integer, boolean, User, string, array, integer)
#13 /srv/mediawiki/php-master/includes/EditPage.php(1537): EditPage->internalAttemptSave(array, boolean)
#14 /srv/mediawiki/php-master/includes/EditPage.php(683): EditPage->attemptSave(array)
#15 /srv/mediawiki/php-master/includes/actions/EditAction.php(60): EditPage->edit()
#16 /srv/mediawiki/php-master/includes/actions/SubmitAction.php(38): EditAction->show()
#17 /srv/mediawiki/php-master/includes/MediaWiki.php(500): SubmitAction->show()
#18 /srv/mediawiki/php-master/includes/MediaWiki.php(294): MediaWiki->performAction(Article, Title)
#19 /srv/mediawiki/php-master/includes/MediaWiki.php(854): MediaWiki->performRequest()
#20 /srv/mediawiki/php-master/includes/MediaWiki.php(524): MediaWiki->main()
#21 /srv/mediawiki/php-master/index.php(42): MediaWiki->run()
#22 /srv/mediawiki/w/index.php(3): include(string)
#23 {main}