MediaWiki internal error.

Original exception: [1ebc0bd6b985c6aa6b7d131c] /index.php?title=Spezial:Benutzerkonto_anlegen&returnto=Toni LogicException from line 406 of /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/cache/MessageCache.php: Process cache for 'de' should be set by now.
Backtrace:
#0 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/cache/MessageCache.php(1108): MessageCache->load(string)
#1 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/cache/MessageCache.php(1034): MessageCache->getMsgFromNamespace(string, string)
#2 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/cache/MessageCache.php(1005): MessageCache->getMessageForLang(Language, string, boolean, array)
#3 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/cache/MessageCache.php(947): MessageCache->getMessageFromFallbackChain(Language, string, boolean)
#4 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/language/Message.php(1304): MessageCache->get(string, boolean, Language)
#5 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/language/Message.php(1026): Message->fetchMessage()
#6 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/extensions/ConfirmEdit/SimpleCaptcha/SimpleCaptcha.php(390): Message->isDisabled()
#7 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/extensions/ConfirmEdit/SimpleCaptcha/SimpleCaptcha.php(1221): SimpleCaptcha->isIPWhitelisted()
#8 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/extensions/ConfirmEdit/SimpleCaptcha/SimpleCaptcha.php(903): SimpleCaptcha->canSkipCaptcha(User, GlobalVarConfig)
#9 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/extensions/ConfirmEdit/includes/auth/CaptchaPreAuthenticationProvider.php(21): SimpleCaptcha->needCreateAccountCaptcha(User)
#10 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/auth/AuthManager.php(2127): CaptchaPreAuthenticationProvider->getAuthenticationRequests(string, array)
#11 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/auth/AuthManager.php(2105): MediaWiki\Auth\AuthManager->getAuthenticationRequestsInternal(string, array, array, User)
#12 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/specialpage/AuthManagerSpecialPage.php(275): MediaWiki\Auth\AuthManager->getAuthenticationRequests(string, User)
#13 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/specialpage/LoginSignupSpecialPage.php(143): AuthManagerSpecialPage->loadAuth(NULL)
#14 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/specialpage/LoginSignupSpecialPage.php(235): LoginSignupSpecialPage->load(NULL)
#15 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/specialpage/SpecialPage.php(600): LoginSignupSpecialPage->execute(NULL)
#16 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/specialpage/SpecialPageFactory.php(635): SpecialPage->run(NULL)
#17 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/MediaWiki.php(307): MediaWiki\SpecialPage\SpecialPageFactory->executePath(Title, RequestContext)
#18 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/MediaWiki.php(945): MediaWiki->performRequest()
#19 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/MediaWiki.php(548): MediaWiki->main()
#20 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/index.php(53): MediaWiki->run()
#21 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/index.php(46): wfIndexMain()
#22 {main}

Exception caught inside exception handler: [1ebc0bd6b985c6aa6b7d131c] /index.php?title=Spezial:Benutzerkonto_anlegen&returnto=Toni Wikimedia\Rdbms\DBConnectionError from line 1420 of /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/libs/rdbms/loadbalancer/LoadBalancer.php: Cannot access the database: Unknown error (localhost)
Backtrace:
#0 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/libs/rdbms/loadbalancer/LoadBalancer.php(934): Wikimedia\Rdbms\LoadBalancer->reportConnectionError()
#1 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/libs/rdbms/loadbalancer/LoadBalancer.php(901): Wikimedia\Rdbms\LoadBalancer->getServerConnection(integer, string, integer)
#2 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/libs/rdbms/loadbalancer/LoadBalancer.php(1031): Wikimedia\Rdbms\LoadBalancer->getConnection(integer, array, string, integer)
#3 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/cache/LinkBatch.php(253): Wikimedia\Rdbms\LoadBalancer->getConnectionRef(integer)
#4 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/cache/LinkBatch.php(186): LinkBatch->doQuery()
#5 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/cache/LinkBatch.php(175): LinkBatch->executeInto(LinkCache)
#6 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/skins/Skin.php(313): LinkBatch->execute()
#7 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/skins/Skin.php(177): Skin->preloadExistence()
#8 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/skins/Timeless/includes/SkinTimeless.php(21): Skin->initPage(OutputPage)
#9 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/skins/SkinTemplate.php(140): SkinTimeless->initPage(OutputPage)
#10 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/OutputPage.php(2622): SkinTemplate->outputPage()
#11 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/exception/MWExceptionRenderer.php(153): OutputPage->output()
#12 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/exception/MWExceptionRenderer.php(65): MWExceptionRenderer::reportHTML(LogicException)
#13 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/exception/MWExceptionHandler.php(106): MWExceptionRenderer::output(LogicException, integer)
#14 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/exception/MWExceptionHandler.php(185): MWExceptionHandler::report(LogicException)
#15 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/includes/MediaWiki.php(581): MWExceptionHandler::handleException(LogicException, string)
#16 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/index.php(53): MediaWiki->run()
#17 /data/web/1/000/017/003/21664/htdocs/rpgmakerwiki/index.php(46): wfIndexMain()
#18 {main}