Error
Deferred update 'MediaWiki\Deferred\MWCallableUpdate_MediaWiki\Extension\CampaignEvents\Notifications\UserNotifier->notifyRegistration' failed to run. MediaWiki\Extension\CampaignEvents\Formatters\EventFormatter::formatAddress(): Argument #3 ($noAddressMsg) must be of type ?string, MediaWiki\Message\Message given, called in /srv/mediawiki/php-1.45.0-wmf.12/extensions/CampaignEvents/src/Notifications/RegistrationNotificationPresentationModel.php on line 216
from /srv/mediawiki/php-1.45.0-wmf.12/extensions/CampaignEvents/src/Formatters/EventFormatter.php(85)
#0 /srv/mediawiki/php-1.45.0-wmf.12/extensions/CampaignEvents/src/Notifications/RegistrationNotificationPresentationModel.php(216): MediaWiki\Extension\CampaignEvents\Formatters\EventFormatter->formatAddress(MediaWiki\Extension\CampaignEvents\Address\Address, string, MediaWiki\Message\Message)
#1 /srv/mediawiki/php-1.45.0-wmf.12/extensions/CampaignEvents/src/Notifications/RegistrationNotificationPresentationModel.php(133): MediaWiki\Extension\CampaignEvents\Notifications\RegistrationNotificationPresentationModel->getTypeBodySection()
#2 /srv/mediawiki/php-1.45.0-wmf.12/extensions/Echo/includes/Formatters/EchoPlainTextEmailFormatter.php(18): MediaWiki\Extension\CampaignEvents\Notifications\RegistrationNotificationPresentationModel->getBodyMessage()
#3 /srv/mediawiki/php-1.45.0-wmf.12/extensions/Echo/includes/Formatters/EchoEventFormatter.php(77): MediaWiki\Extension\Notifications\Formatters\EchoPlainTextEmailFormatter->formatModel(MediaWiki\Extension\CampaignEvents\Notifications\RegistrationNotificationPresentationModel)
#4 /srv/mediawiki/php-1.45.0-wmf.12/extensions/Echo/includes/Notifier.php(223): MediaWiki\Extension\Notifications\Formatters\EchoEventFormatter->format(MediaWiki\Extension\Notifications\Model\Event, string)
#5 /srv/mediawiki/php-1.45.0-wmf.12/extensions/Echo/includes/Notifier.php(153): MediaWiki\Extension\Notifications\Notifier::generateEmail(MediaWiki\Extension\Notifications\Model\Event, MediaWiki\User\User)
#6 /srv/mediawiki/php-1.45.0-wmf.12/extensions/Echo/includes/Controller/NotificationController.php(449): MediaWiki\Extension\Notifications\Notifier::notifyWithEmail(MediaWiki\User\User, MediaWiki\Extension\Notifications\Model\Event)
#7 /srv/mediawiki/php-1.45.0-wmf.12/extensions/Echo/includes/Controller/NotificationController.php(155): MediaWiki\Extension\Notifications\Controller\NotificationController::doNotification(MediaWiki\Extension\Notifications\Model\Event, MediaWiki\User\User, string)
#8 /srv/mediawiki/php-1.45.0-wmf.12/extensions/Echo/includes/Model/Event.php(213): MediaWiki\Extension\Notifications\Controller\NotificationController::notify(MediaWiki\Extension\Notifications\Model\Event, bool)
#9 /srv/mediawiki/php-1.45.0-wmf.12/extensions/CampaignEvents/src/Notifications/UserNotifier.php(32): MediaWiki\Extension\Notifications\Model\Event::create(array)
#10 /srv/mediawiki/php-1.45.0-wmf.12/includes/deferred/MWCallableUpdate.php(52): MediaWiki\Extension\CampaignEvents\Notifications\UserNotifier::MediaWiki\Extension\CampaignEvents\Notifications\{closure}(string)
#11 /srv/mediawiki/php-1.45.0-wmf.12/includes/deferred/DeferredUpdates.php(459): MediaWiki\Deferred\MWCallableUpdate->doUpdate()
#12 /srv/mediawiki/php-1.45.0-wmf.12/includes/deferred/DeferredUpdates.php(201): MediaWiki\Deferred\DeferredUpdates::attemptUpdate(MediaWiki\Deferred\MWCallableUpdate)
#13 /srv/mediawiki/php-1.45.0-wmf.12/includes/deferred/DeferredUpdates.php(288): MediaWiki\Deferred\DeferredUpdates::run(MediaWiki\Deferred\MWCallableUpdate)
#14 /srv/mediawiki/php-1.45.0-wmf.12/includes/deferred/DeferredUpdatesScope.php(243): MediaWiki\Deferred\DeferredUpdates::MediaWiki\Deferred\{closure}(MediaWiki\Deferred\MWCallableUpdate, int)
#15 /srv/mediawiki/php-1.45.0-wmf.12/includes/deferred/DeferredUpdatesScope.php(172): MediaWiki\Deferred\DeferredUpdatesScope->processStageQueue(int, int, Closure)
#16 /srv/mediawiki/php-1.45.0-wmf.12/includes/deferred/DeferredUpdates.php(307): MediaWiki\Deferred\DeferredUpdatesScope->processUpdates(int, Closure)
#17 /srv/mediawiki/php-1.45.0-wmf.12/includes/MediaWikiEntryPoint.php(670): MediaWiki\Deferred\DeferredUpdates::doUpdates()
#18 /srv/mediawiki/php-1.45.0-wmf.12/includes/MediaWikiEntryPoint.php(492): MediaWiki\MediaWikiEntryPoint->restInPeace()
#19 /srv/mediawiki/php-1.45.0-wmf.12/includes/MediaWikiEntryPoint.php(450): MediaWiki\MediaWikiEntryPoint->doPostOutputShutdown()
#20 /srv/mediawiki/php-1.45.0-wmf.12/includes/MediaWikiEntryPoint.php(207): MediaWiki\MediaWikiEntryPoint->postOutputShutdown()
#21 /srv/mediawiki/php-1.45.0-wmf.12/index.php(58): MediaWiki\MediaWikiEntryPoint->run()
#22 /srv/mediawiki/w/index.php(3): require(string)
#23 {main}Impact
Registration confirmation email is not sent.
Notes
Definitely a recent regression.
