Noticed this in 1.32.0-wmf.8
```
#0 /srv/mediawiki/php-1.32.0-wmf.8/extensions/Echo/includes/formatters/EventPresentationModel.php(99): NO_FUNCTION_GIVEN()
#1 /srv/mediawiki/php-1.32.0-wmf.8/extensions/Echo/includes/formatters/EchoEventFormatter.php(58): EchoEventPresentationModel::factory(EchoEvent, LanguageEn, User)
#2 /srv/mediawiki/php-1.32.0-wmf.8/extensions/Echo/includes/DataOutputFormatter.php(171): EchoEventFormatter->format(EchoEvent)
#3 /srv/mediawiki/php-1.32.0-wmf.8/extensions/Echo/includes/DataOutputFormatter.php(136): EchoDataOutputFormatter::formatNotification(EchoEvent, User, string, LanguageEn)
#4 /srv/mediawiki/php-1.32.0-wmf.8/extensions/Echo/includes/api/ApiEchoNotifications.php(265): EchoDataOutputFormatter::formatOutput(EchoNotification, string, User, LanguageEn)
#5 /srv/mediawiki/php-1.32.0-wmf.8/extensions/Echo/includes/api/ApiEchoNotifications.php(105): ApiEchoNotifications->getPropList(User, array, array, integer, NULL, string, NULL, boolean, boolean)
#6 /srv/mediawiki/php-1.32.0-wmf.8/extensions/Echo/includes/api/ApiEchoNotifications.php(36): ApiEchoNotifications->getLocalNotifications(array)
#7 /srv/mediawiki/php-1.32.0-wmf.8/includes/api/ApiQuery.php(249): ApiEchoNotifications->execute()
#8 /srv/mediawiki/php-1.32.0-wmf.8/includes/api/ApiMain.php(1581): ApiQuery->execute()
#9 /srv/mediawiki/php-1.32.0-wmf.8/includes/api/ApiMain.php(535): ApiMain->executeAction()
#10 /srv/mediawiki/php-1.32.0-wmf.8/includes/api/ApiMain.php(506): ApiMain->executeActionWithErrorHandling()
#11 /srv/mediawiki/php-1.32.0-wmf.8/api.php(83): ApiMain->execute()
#12 /srv/mediawiki/w/api.php(3): include(string)
#13 {main}
```