Please note that with the release of Splunk 6.6, there's a feature to find, alert, and manage orphaned knowledge objects. The details are available in the documentation here. As an admin, you'd receive a daily alert, have a dashboard to review the objects, and an opportunity to reassign them to a different user. Reviewing the steps above, the "Orphaned Scheduled Searches, Reports, and Alerts" dashboard and UI to manage objects would replace Steps 2, 3, and 4 for most use-cases. Enjoy!
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