I have encountered the following error while assigning user rights on Commons beta.
Steps to reproduce:
- Log-in on Commons Beta
- Go to http://commons.wikimedia.beta.wmflabs.org/wiki/Special:UserRights/Stellawisdom
- Assign autopatrol
- Save
- Get Internal server error
[7001c05d] /wiki/Special:UserRights MWException from line 418 of /srv/mediawiki/php-master/includes/changes/RecentChange.php: getEngine: Invalid stream logger URI: 'udp://:9390/#commons.wikimedia.beta.wmflabs ' Backtrace: #0 /srv/mediawiki/php-master/includes/changes/RecentChange.php(383): RecentChange::getEngine(string) #1 /srv/mediawiki/php-master/includes/logging/LogEntry.php(690): RecentChange->notifyRCFeeds() #2 /srv/mediawiki/php-master/includes/specials/SpecialUserrights.php(327): ManualLogEntry->publish(integer) #3 /srv/mediawiki/php-master/includes/specials/SpecialUserrights.php(304): UserrightsPage->addLogEntry(User, array, array, string) #4 /srv/mediawiki/php-master/includes/specials/SpecialUserrights.php(240): UserrightsPage->doSaveUserGroups(User, array, array, string) #5 /srv/mediawiki/php-master/includes/specials/SpecialUserrights.php(196): UserrightsPage->saveUserGroups(string, string, User) #6 /srv/mediawiki/php-master/includes/specialpage/SpecialPage.php(407): UserrightsPage->execute(NULL) #7 /srv/mediawiki/php-master/includes/specialpage/SpecialPageFactory.php(565): SpecialPage->run(NULL) #8 /srv/mediawiki/php-master/includes/MediaWiki.php(282): SpecialPageFactory::executePath(Title, RequestContext) #9 /srv/mediawiki/php-master/includes/MediaWiki.php(738): MediaWiki->performRequest() #10 /srv/mediawiki/php-master/includes/MediaWiki.php(519): MediaWiki->main() #11 /srv/mediawiki/php-master/index.php(43): MediaWiki->run() #12 /srv/mediawiki/w/index.php(3): include(string) #13 {main}