2016-05-22 09:46:14 [V0F-4gpAMEsAACT-N6sAAAAO] mw1005 zhwikiquote 1.28.0-wmf.2 exception ERROR: [V0F-4gpAMEsAACT-N6sAAAAO] [no req] MWException from line 2582 of /srv/mediawiki/php-1.28.0-wmf.2/extensions/CentralAuth/includes/CentralAuthUser.php: CAS update failed on gu_cas_token for user ID '460626' (read from master); the version of the user to be saved is older than the current version. {"exception_id":"V0F-4gpAMEsAACT-N6sAAAAO"} [Exception MWException] (/srv/mediawiki/php-1.28.0-wmf.2/extensions/CentralAuth/includes/CentralAuthUser.php:2582) CAS update failed on gu_cas_token for user ID '460626' (read from master); the version of the user to be saved is older than the current version. #0 /srv/mediawiki/php-1.28.0-wmf.2/extensions/CentralAuth/includes/CentralAuthUser.php(2531): CentralAuthUser->saveSettings() #1 /srv/mediawiki/php-1.28.0-wmf.2/extensions/CentralAuth/includes/session/CentralAuthTokenSessionProvider.php(155): CentralAuthUser->resetAuthToken() #2 /srv/mediawiki/php-1.28.0-wmf.2/includes/session/SessionManager.php(314): CentralAuthTokenSessionProvider->invalidateSessionsForUser(User) #3 /srv/mediawiki/php-1.28.0-wmf.2/extensions/Renameuser/RenameuserSQL.php(200): MediaWiki\Session\SessionManager->invalidateSessionsForUser(User) #4 /srv/mediawiki/php-1.28.0-wmf.2/extensions/CentralAuth/includes/LocalRenameJob/LocalRenameUserJob.php(59): RenameuserSQL->rename() #5 /srv/mediawiki/php-1.28.0-wmf.2/extensions/CentralAuth/includes/LocalRenameJob/LocalRenameJob.php(27): LocalRenameUserJob->doRun() #6 /srv/mediawiki/php-1.28.0-wmf.2/includes/jobqueue/JobRunner.php(265): LocalRenameJob->run() #7 /srv/mediawiki/php-1.28.0-wmf.2/includes/jobqueue/JobRunner.php(179): JobRunner->executeJob(LocalRenameUserJob, BufferingStatsdDataFactory, integer) #8 /srv/mediawiki/rpc/RunJobs.php(47): JobRunner->run(array) #9 {main}
This is why the global rename Metrophil44 -> Metrophil is currently stuck: https://meta.wikimedia.org/wiki/Special:GlobalRenameProgress/Metrophil