cups 1.4 doesn't find my printer

Auke Kok sofar at foo-projects.org
Wed Sep 9 10:07:04 CEST 2009


Bernd Kosmahl wrote:
> Hi,
> this is somehow odd. With cups 1.4 I can't print anything. Whenever cups tries 
> to access the printer I get this line in dmesg:
> 
> usb 2-1: usbfs: interface 0 claimed by usblp while 'usb' sets config #1
> 
> I stumbled over http://osdir.com/ml/debian-bugs-dist/2009-09/msg01810.html 
> claiming that  usblp must not be loaded for cups to work. I don't have a 
> module called usblp nor can I find a kernel option like that.
> 
> I reverted cups to 1.4.10 using lin -c -w 1.3.10 cups and after restarting 
> cupsd the printer started working at once again.
> 
> Any clues?

# grep -r usblp /usr/src/linux/drivers

obj-$(CONFIG_USB_PRINTER)       += usblp.o


should be easy to find in your config. likely it needs LP support as 
well as USB support to enable:

config USB_PRINTER
         tristate "USB Printer support"
         depends on USB


Auke


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