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TypeError: Argument 1 passed to GrowthExperiments\NewcomerTasks\TaskSuggester\CacheDecorator::suggest() must implement interface MediaWiki\User\UserIdentity, null given, called in /srv/mediawiki/php-1.37.0-wmf.3/extensions/GrowthExperiments/maintenance/refreshLinkRecommendations.php on line 170
Closed, DuplicatePublicPRODUCTION ERROR

Description

Error
normalized_message
[{reqId}] {exception_url}   TypeError: Argument 1 passed to GrowthExperiments\NewcomerTasks\TaskSuggester\CacheDecorator::suggest() must implement interface MediaWiki\User\UserIdentity, null given, called in /srv/mediawiki/php-1.37.0-wmf.3/extensions/Grow
exception.trace
from /srv/mediawiki/php-1.37.0-wmf.3/extensions/GrowthExperiments/includes/NewcomerTasks/TaskSuggester/CacheDecorator.php(49)
#0 /srv/mediawiki/php-1.37.0-wmf.3/extensions/GrowthExperiments/maintenance/refreshLinkRecommendations.php(170): GrowthExperiments\NewcomerTasks\TaskSuggester\CacheDecorator->suggest(NULL, array, array, integer, integer, array)
#1 /srv/mediawiki/php-1.37.0-wmf.3/maintenance/doMaintenance.php(112): GrowthExperiments\Maintenance\RefreshLinkRecommendations->execute()
#2 /srv/mediawiki/php-1.37.0-wmf.3/extensions/GrowthExperiments/maintenance/refreshLinkRecommendations.php(501): require_once(string)
#3 /srv/mediawiki/multiversion/MWScript.php(116): require_once(string)
#4 {main}
Impact
Notes