device communication error 5012

[davide]

I using Ubuntu 7

The HP phtosmart c4585 is not detect if i'm not a sudo user (usb connection):
(if i use the wireless connection is okl)
-----------------------------
davide@desktop-acer:~$ lsusb
Bus 004 Device 003: ID 0d49:7410 Maxtor
Bus 004 Device 002: ID 05e3:0702 Genesys Logic, Inc. USB 2.0 IDE Adapter
Bus 004 Device 001: ID 0000:0000
Bus 003 Device 003: ID 058f:9360 Alcor Micro Corp.
Bus 003 Device 001: ID 0000:0000
Bus 002 Device 001: ID 0000:0000
Bus 001 Device 001: ID 0000:0000
----------------------------

----------------------------
davide@desktop-acer:~$ sudo lsusb
[sudo] password for davide:
Bus 004 Device 005: ID 03f0:6b11 Hewlett-Packard
Bus 004 Device 003: ID 0d49:7410 Maxtor
Bus 004 Device 002: ID 05e3:0702 Genesys Logic, Inc. USB 2.0 IDE Adapter
Bus 004 Device 001: ID 0000:0000
Bus 003 Device 003: ID 058f:9360 Alcor Micro Corp.
Bus 003 Device 001: ID 0000:0000
Bus 002 Device 001: ID 0000:0000
Bus 001 Device 001: ID 0000:0000
-------------------------------

davide@desktop-acer:~$ hp-info

HP Linux Imaging and Printing System (ver. 2.8.12)
Device Information Utility ver. 5.2

Copyright (c) 2001-8 Hewlett-Packard Development Company, LP
This software comes with ABSOLUTELY NO WARRANTY.
This is free software, and you are welcome to distribute it
under certain conditions. See COPYING file for more details.

-----------------
| SELECT DEVICE |
-----------------

  Num Device URI CUPS Printer(s)
  -------- ----------------------------------------------------- -------------------------------------------------------------------------
  0* hp:/usb/Photosmart_C4500_series?serial=CN886F116J057K Photosmart_C4500,Photosmart_C4500_2,Photosmart_C4500_3,Photosmart_C4500_4
  1 hp:/net/Photosmart_C4500_series?ip=192.168.0.148 Photosmart_C4500_wireless

Enter number 0...1 for device (q=quit, <enter>=default: 0*) ?0

hp:/usb/Photosmart_C4500_series?serial=CN886F116J057K

error: Unable to communicate with device (code=12): hp:/usb/Photosmart_C4500_series?serial=CN886F116J057K
error: Error opening device (Device not found).