[Nut-upsuser] NUT Windows HID — Tripp Lite incorrectly reports on battery

[Jim Klimov]

Could be. A latest successful Appveyor CI build referenced from the PR page
(in its latest comment) should be the build to test the fix with, until it
gets merged into master, and eventually gets into a numbered release.

Jim

On Thu, Oct 29, 2026, 16:08 Luke Sterzer via Nut-upsuser <
nut-upsuser at alioth-lists.debian.net> wrote:

> Hello NUT team,
>
> We’re testing NUT 2.8.5 on Windows Server 2022 with a Tripp Lite USB UPS
> (`09ae:3015`), using the native winhid 0.11 backend.
>
> NUT consistently reports “on battery” while Windows reports AC online and
> onsite staff confirm normal power. Battery charge and other readings are
> updating. Testing with and without `pollonly` produced the same result. We
> haven’t enabled automatic shutdown.
>
> Could this be related to the HID layout issue discussed in #3717 / PR
> #3723? Is there a recommended build or next diagnostic step?
>
> Happy to provide sanitized debug logs if helpful.
>
> Thank you,
> Luke Sterzer
> _______________________________________________
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> Nut-upsuser at alioth-lists.debian.net
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>
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