Depending on the OS, a software USB reset request is also an option. Jim
On Thu, Apr 10, 2025, 19:17 S Shaikh via Nut-upsuser < [email protected]> wrote: > Hi, > > I have a Saclicru SPS One 900VA. This is a warranty replacement for an > earlier SPS One 900, except the first was a model with UK plugs, and > this one is with IEC. > > The first one used to work perfectly with the existing NUT > configuration. With the new unit, although NUT starts and works for a > while, eventually it stops working with a "stale data" message. I have > checked the FAQ and I can't quite figure out if the section on stale > data applies. > > I isolated the driver to get cleaner debug messages, and have provided > them below. Once the stale message occurs, the only way to fix things is > by rebooting the host running NUT (and connected to the UPS via USB). > > Unfortunately I haven't yet been able to see the output at the time the > data becomes stale (terminal buffer not big enough). I can try piping it > to a file. > > The output using -DD: > > https://pastebin.com/y5ZNXZ55 > > I think this points to a change in the software in the UPS, but is there > a way to work around this? > > Many thanks > > _______________________________________________ > Nut-upsuser mailing list > [email protected] > https://alioth-lists.debian.net/cgi-bin/mailman/listinfo/nut-upsuser >
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