The last part of "hp-check" will confirm this. Please run hp-check and post
the output here.
-Don
On 6/25/07, Suffield, David <[EMAIL PROTECTED]> wrote:
The musb.c syslog error "Operation not permitted" most likely means you
don't have your /dev/bus/usb/xxx/xxx permissions set correctly.
Use lsusb to get bus:devnum then check your device node permissions with
the "ls -l" command. See the Technical Documentation:Portability
Reference for more info
http://hplip.sourceforge.net/tech_docs/tarball_install.html .
-dave
> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED] On Behalf
> Of Zbigniew Luszpinski
> Sent: Saturday, June 23, 2007 4:05 AM
> To: hplip-devel@lists.sourceforge.net
> Subject: [HPLIP-Devel] hplip 1.7.4a to 2.7.6: Now I can not print!
>
> After having problems:
> "Something wrong happens to hplip after 1.7.1 release"
> I tried 2.7.6 release hoping it will fix my issues. Still the
> same problem.
> Even worse: I can not print at all! hp-toolbox run in user
> mode returns:
>
> error: Unable to communicate with device (code=12):
> hp:/usb/Deskjet_5900_series?serial=CN6471T0C604KF
> warning: Device not found
> error: Unable to communicate with device (code=12):
> hp:/usb/Deskjet_5900_series?serial=CN6471T0C604KF
> warning: Device not found
>
> however printer is connected and power on.
> I use usb 2.0 cable made by HP and bought in HP internet shop
> together with printer.
>
> How can I debug this problem?
>
> I use libusb 0.1.12
> KDE info center in USB devices report this:
> Deskjet 5900 series
> Manufacturer: HP
> Serial #:CN6471T0C604KF
> Class 0 ((Defined at Interface level))
> Subclass: 0
> Protocol: 0
> USB version: 2.00
> Provider ID: 0x3f0
> Product ID: 0x8704
> Errata: 1.00
> Speed: 12 Mbit/s
> Channels: 0
> Max packet size: 0
>
> /var/log/messages reports this:
> Jun 23 10:20:20 x-power python: io/hpmud/musb.c 966: unable
> to open hp:/usb/Deskjet_5900_series?serial=CN6471T0C604KF
> Jun 23 10:20:20 x-power python: hp-toolbox[4314] error:
> Unable to communicate with device (code=12):
> hp:/usb/Deskjet_5900_series?serial=CN6471T0C604KF
>
> Jun 23 12:18:45 x-power
> Deskjet_5900_series?serial=CN6471T0C604KF: INFO: open device
> failed; will retry in 30 seconds...
> Jun 23 12:19:48 x-power Deskjet_5900_series?serial=CN6471T0C604KF:
> io/hpmud/musb.c 512: invalid product id string: Operation not
> permitted Jun 23 12:19:48 x-power
> Deskjet_5900_series?serial=CN6471T0C604KF:
> io/hpmud/musb.c 966: unable to open
> hp:/usb/Deskjet_5900_series?serial=CN6471T0C604KF
>
> Now this bug is very serious. I really would like to help you
> in debugging problem. Please give me directions where I can
> start loking and which tools I should use. Which reports you
> would like to see?
>
> Zbigniew Luszpinski
>
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