Error
Request URL: /wiki/Speci%C3%A1ln%C3%AD:Uv%C3%ADtac%C3%AD_dotazn%C3%ADk
Request ID: XMgJewpAIEIAAJK4ZOkAAAAB
[XMgJewpAIEIAAJK4ZOkAAAAB] /wiki/Speci%C3%A1ln%C3%AD:Uv%C3%ADtac%C3%AD_dotazn%C3%ADk MWException from line 4244 of /srv/mediawiki/php-1.34.0-wmf.1/includes/user/User.php: CAS update failed on user_touched. The version of the user to be saved is older than the current version.
#0 /srv/mediawiki/php-1.34.0-wmf.1/includes/libs/rdbms/database/Database.php(3865): Closure$User::saveSettings(Wikimedia\Rdbms\DatabaseMysqli, string) #1 /srv/mediawiki/php-1.34.0-wmf.1/includes/user/User.php(4255): Wikimedia\Rdbms\Database->doAtomicSection(string, Closure$User::saveSettings;349) #2 /srv/mediawiki/php-1.34.0-wmf.1/extensions/GrowthExperiments/includes/WelcomeSurvey.php(276): User->saveSettings() #3 /srv/mediawiki/php-1.34.0-wmf.1/extensions/GrowthExperiments/includes/Specials/SpecialWelcomeSurvey.php(185): GrowthExperiments\WelcomeSurvey->handleResponses(array, string, string, string) #4 /srv/mediawiki/php-1.34.0-wmf.1/includes/htmlform/HTMLForm.php(675): GrowthExperiments\Specials\SpecialWelcomeSurvey->onSubmit(array, OOUIHTMLForm) #5 /srv/mediawiki/php-1.34.0-wmf.1/includes/htmlform/HTMLForm.php(567): HTMLForm->trySubmit() #6 /srv/mediawiki/php-1.34.0-wmf.1/includes/htmlform/HTMLForm.php(582): HTMLForm->tryAuthorizedSubmit() #7 /srv/mediawiki/php-1.34.0-wmf.1/includes/specialpage/FormSpecialPage.php(184): HTMLForm->show() #8 /srv/mediawiki/php-1.34.0-wmf.1/extensions/GrowthExperiments/includes/Specials/SpecialWelcomeSurvey.php(57): FormSpecialPage->execute(NULL) #9 /srv/mediawiki/php-1.34.0-wmf.1/includes/specialpage/SpecialPage.php(569): GrowthExperiments\Specials\SpecialWelcomeSurvey->execute(NULL) #10 /srv/mediawiki/php-1.34.0-wmf.1/includes/specialpage/SpecialPageFactory.php(578): SpecialPage->run(NULL) #11 /srv/mediawiki/php-1.34.0-wmf.1/includes/MediaWiki.php(288): MediaWiki\Special\SpecialPageFactory->executePath(Title, RequestContext) #12 /srv/mediawiki/php-1.34.0-wmf.1/includes/MediaWiki.php(865): MediaWiki->performRequest() #13 /srv/mediawiki/php-1.34.0-wmf.1/includes/MediaWiki.php(515): MediaWiki->main() #14 /srv/mediawiki/php-1.34.0-wmf.1/index.php(42): MediaWiki->run() #15 /srv/mediawiki/w/index.php(3): include(string) #16 {main}
Impact
Welcome survey responses not saved for three users.
Notes
Should be fixed by fa8f8c66cac9fe97b8c4e0470c52ed452e0a9d7d but filing this anyway to verify after MW-1.34-notes (1.34.0-wmf.3; 2019-04-30) is in production.