When running the checkStorage.php maintenance script, with the --fix option, I am given a fatal exception:
MediaWiki\Revision\RevisionAccessException: No such slot: 3 Backtrace: from /srv/mediawiki/w/includes/Revision/RevisionSlots.php(114) #0 /srv/mediawiki/w/includes/Revision/RevisionSlots.php(95): MediaWiki\Revision\RevisionSlots->getSlot(integer) #1 /srv/mediawiki/w/includes/import/WikiRevision.php(495): MediaWiki\Revision\RevisionSlots->getContent(integer) #2 /srv/mediawiki/w/maintenance/storage/checkStorage.php(518): WikiRevision->getContent(integer) #3 /srv/mediawiki/w/includes/import/WikiImporter.php(571): CheckStorage->importRevision(WikiRevision, WikiImporter) #4 /srv/mediawiki/w/includes/import/WikiImporter.php(1059): WikiImporter->revisionCallback(WikiRevision) #5 /srv/mediawiki/w/includes/import/WikiImporter.php(926): WikiImporter->processRevision(array, array) #6 /srv/mediawiki/w/includes/import/WikiImporter.php(861): WikiImporter->handleRevision(array) #7 /srv/mediawiki/w/includes/import/WikiImporter.php(678): WikiImporter->handlePage() #8 /srv/mediawiki/w/maintenance/storage/checkStorage.php(513): WikiImporter->doImport() #9 /srv/mediawiki/w/maintenance/storage/checkStorage.php(371): CheckStorage->restoreText(array, string) #10 /srv/mediawiki/w/maintenance/storage/checkStorage.php(35): CheckStorage->check(boolean, string) #11 {main}