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# Released: constructed inventory previews in Controller
- URL: https://news1.aap.quest/released-constructed-inventory-previews-in-controller/
- Published: 2026-10-09T07:10:00.000Z
- Updated: 2026-11-02T23:37:00.000Z
- Description: See the hosts a constructed inventory will produce before you save it.
- Author: navid
- Tags: Issue 1, #fake-sample

Controller now previews constructed inventories. You see the resulting groups and hosts before anything runs.

That ends a classic mistake: a typo in a Jinja filter that quietly empties a group.

Worth turning on for anyone who builds groups from host variables.