[Nut-upsuser] Tripp-Lite SMART1000LCD usbhid failed to claim USB device

Rory Jaffe rsjaffe at gmail.com
Mon Feb 14 05:05:24 UTC 2011

I used the package that Ubuntu 10.10 provides. Here's the package info:

rory at ubuntunas:~$ apt-cache showpkg nut
Package: nut
 Description Language:
                  MD5: 1bb170829951b1b6cfee27c4bdc599b8

Reverse Depends:
  nut-xml,nut 2.2.2
  nut-snmp,nut 1.4.0
  nut-snmp,nut 1.4.1-pre1
  nut-cgi,nut 1.1.11
2.4.3-1ubuntu5 - libc6 (2 2.4) libupsclient1 (0 (null)) libusb-0.1-4 (2
2:0.1.12) libwrap0 (2 7.6-4~) adduser (0 (null)) lsb-base (2 3.0-6) udev (2
136-1) nut-cgi (0 (null)) nut-snmp (0 (null)) nut-dev (0 (null)) nut-xml (0
(null)) bash-completion (0 (null)) nut-dev (3 2.2.2) nut-doc (0 (null))
nut-hal-drivers (0 (null)) nut-usb (3 2.1.0-3) ups-monitor (0 (null))
nut-doc (0 (null))
2.4.3-1ubuntu5 - ups-monitor nut-usb nut-doc
Reverse Provides:
rory at ubuntunas:~$

On Sun, Feb 13, 2011 at 8:56 PM, Charles Lepple <clepple at gmail.com> wrote:

> On Feb 13, 2011, at 8:32 PM, Rory Jaffe wrote:
>  Trying to get a Tripp-Lite to work with nut--Ubuntu 10.10. I was getting
>> the error message "unable to claim USB device", tried to unbind the drivers
>> to that device, and had the following delightful experience. In short,
>> continue to get the same problem, and the drivers bound themselves back.
> The usbhid-ups driver should unbind the kernel HID interface as necessary,
> but it needs write permission to the /dev/bus/usb/* node which corresponds
> to the UPS.
> Which version of NUT is this? Is it the set of .debs from Ubuntu, and if
> so, what is the full version printed by dpkg/synaptic/aptitude?
> If it is built from source, what options did you pass to the configure
> script?
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