Re: CUPS to USB printing no longer working

[Andrea Vettorello <andrea.vettorello@gmail.com>]

On Fri, 8 Oct 2004 00:41:18 +1000, Robert S <robert_s@emailme.net.au> wrote:
> I recently installed a few new packages on my system (courier-imap and
> courier-pop).  I made no alterations to cups configuration.  Unexpectedly,
> my cups + samba print servers no longer function.  When I print a document
> from windows, I get an error message.
> 
> It's been working almost flawlessly for a number of months, until today.
> 
> I hope somebody can make some sense of this - the logs are very
> complicated!!
> 
> Here are a few log messages:
> 
> When I disconnect and reconnect USB cable in printer I get:
> 
> # tail /var/log/messages
> Oct  7 19:25:39 debian kernel: hub.c: USB new device connect on bus2/2,
> assigned device number 4
> Oct  7 19:25:39 debian kernel: usb.c: ignoring set_interface for dev 4,
> iface 0, alt 0
> Oct  7 19:25:39 debian kernel: printer.c: usblp0: USB Bidirectional printer
> dev 4 if 0 alt 0
> Oct  7 19:25:40 debian /etc/hotplug/usb.agent: Setup printer for USB product
> 4f9/11b/100
> Oct  7 19:25:40 debian /etc/hotplug/usb.agent: missing kernel or user mode
> driver printer
>

Look if you have the "usblp" module (modprobe -l | grep usblp), and
try to load it manually, for some reasons hotplug can't find it...


Andrea