a bit spammy in the beta cluster logs:
/rpc/RunJobs.php?wiki=enwiki&type=refreshLinksPrioritized&maxtime=60&maxmem=300M InvalidArgumentException from line 99 of /srv/mediawiki/php-master/includes/deferred/LinksUpdate.php: The Title object yields no ID. Perhaps the page doesn't exist? {"exception_id":"b87ea157"}
[Exception InvalidArgumentException] (/srv/mediawiki/php-master/includes/deferred/LinksUpdate.php:99) The Title object yields no ID. Perhaps the page doesn't exist?
#0 /srv/mediawiki/php-master/includes/content/AbstractContent.php(234): LinksUpdate->__construct(Title, ParserOutput, boolean) #1 /srv/mediawiki/php-master/includes/jobqueue/jobs/RefreshLinksJob.php(223): AbstractContent->getSecondaryDataUpdates(Title, NULL, boolean, ParserOutput) #2 /srv/mediawiki/php-master/includes/jobqueue/jobs/RefreshLinksJob.php(119): RefreshLinksJob->runForTitle(Title) #3 /srv/mediawiki/php-master/includes/jobqueue/JobRunner.php(262): RefreshLinksJob->run() #4 /srv/mediawiki/php-master/includes/jobqueue/JobRunner.php(176): JobRunner->executeJob(RefreshLinksJob, BufferingStatsdDataFactory, integer) #5 /srv/mediawiki/rpc/RunJobs.php(47): JobRunner->run(array)