[Nut-upsuser] usbbid-ups crashes, wake from sleep

Kris Jordan nut.kj at sagebrushnetworks.com
Wed Jan 30 00:54:59 UTC 2013

Kris Jordan wrote, On 1/29/2013 2:00 PM:
> Kris Jordan wrote, On 1/20/2013 3:47 PM:
>> Windows 7 Pro x64
>> NUT 2.6.5-4
>> APC RS 1200 (BR1200) and also RS 500 (BR500)
>> Two PC's which are routinely put to sleep is giving usbhid-ups
>> headaches. From the Event log...
> I've done further tests...
> It would appear that only APC UPS's cause the driver to crash on
> system wake.  I also tested a APC ES 725 and got the same crash.
> An Eaton 3S 550, despite still getting the libusb_get_interrupt error,
> does not crash usbhid-ups and reestablishes communications fine.
> I will attempt to get driver debug output between the ES and the 3S.

By itself, the driver reconnects to either UPS after wake, when started 
at the command line. It's not until I also run upsd & upsmon that it 
will crash.

The ES log simply ends when the system sleeps. So I'm not sure how much 
use it will be.

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