CUPS, USB printers & "Permission Denied"

[Anthony Agelastos]

OOPS! I apologize to everyone on this list for not compressing my  
error_log file and wasting your time and bandwidth downloading it.

On Jun 27, 2006, at 7:43 PM, Anthony Agelastos wrote:

>
> On Jun 25, 2006, at 11:37 PM, Nicolas Blais wrote:
>
>> On Sunday 25 June 2006 23:32, John Nielsen wrote:
>>> On Sunday 25 June 2006 20:04, Anthony Agelastos wrote:
>>>> On Jun 25, 2006, at 7:35 PM, John Nielsen wrote:
>>>>> On Sunday 25 June 2006 19:28, Anthony Agelastos wrote:
>>>>>> I updated CUPS and I cannot print to my USB laser printer. The  
>>>>>> web
>>>>>> interface shows the following:
>>>>>>
>>>>>> hp_LaserJet_1160Le (Default Printer) "Unable to open USB device
>>>>>> "usb:/dev/ulpt0": Permission denied"
>>>>>>     Description: Hewlett-Packard LaserJet 1160Le
>>>>>> Location: Den
>>>>>> Make and Model: HP LaserJet 1160 Foomatic/hpijs (recommended)
>>>>>> Printer State: stopped, accepting jobs, published.
>>>>>> Device URI: usb:/dev/ulpt0
>>>>>>
>>>>>> Doing a `dmesg | grep ulpt0`, I get
>>>>>>
>>>>>> ulpt0: Hewlett-Packard hp LaserJet 1160 series, rev 1.10/1.00,
>>>>>> addr 2,
>>>>>> iclass 7/1
>>>>>> ulpt0: using bi-directional mode
>>>>>>
>>>>>> The printer itself works (I plugged it directly into my MacBook
>>>>>> and it
>>>>>> printed fine). To ensure it wasn't an awkward build error, I  
>>>>>> issued a
>>>>>>
>>>>>> `portupgrade -fR cups`
>>>>>>
>>>>>> and rebuilt it and everything it is dependent upon. Does anyone
>>>>>> else have
>>>>>> any ideas? I am running an early 6.1-STABLE (FreeBSD dell.home.iq
>>>>>> 6.1-RELEASE FreeBSD 6.1-RELEASE #0: Sat May 13 01:04:32 EDT 2006
>>>>>> root at dell.home.iq:/usr/obj/usr/src/sys/IQKERNEL  i386).
>>>>>
>>>>> Just a "me too" so far with an el cheapo Lexmark USB laser printer
>>>>> (E210).
>>>>> Are you using the foomatic script? I am, with a PPD from
>>>>> linuxprinting.org.
>>>>
>>>> I am not sure, actually (it was so long ago, I do not remember  
>>>> how I
>>>> got it working). I installed hpijs and "Make and Model" mentions
>>>> Foomatic/hpijs, so perhaps. I am sorry I could not be of more
>>>> assistance with this question.
>>>>
>>>>> I'm going to try backing up and blowing away my etc/cups dir, re-
>>>>> updating
>>>>> the port, reinstalling foomatic and my ppd, and see if that  
>>>>> makes any
>>>>> difference. I'll post whatever I learn.
>>>>
>>>> Thank you for posting your findings and for your quick reply.
>>>
>>> No luck. I basically re-installed everything (including config  
>>> files and
>>> the foomatic filters) from scratch. I also changed the permissions
>>> on /dev/ulpt0 to be 0664 for root:cups. That prevents the  
>>> permissions
>>> error, but I still get nothing from the printer. The message that  
>>> comes up
>>> in the cups web interface when I try to print a test page is:
>>>
>>> "/usr/local/libexec/cups/backend/usb failed"
>>>
>>> I did get my other printer (on a different machine) working with  
>>> cups 1.2.0
>>> by just changing the permissions on the device node. I hadn't  
>>> ever set this
>>> printer up with cups before today, though. It's using gutenprint.
>>>
>>
>> After playing with the permissions on ulpt, I can print a test  
>> page, though
>> half of it comes out after I manually feed my printer.
>>
>> After that half-printed page, anything I try to print after will  
>> get me a "USB
>> port busy; will retry in 30 seconds..." message and it never prints.
> My system essentially does the same thing (the 30 second message  
> that is). After changing my  LogLevel and killing and resubmitting  
> a test page, here is my error_log file. Does anyone else have any  
> idea what I can try next? Everyone on this list has been wonderful  
> with this thread. Thanks again.
>
> <error_log>
>
>>
>>
>> -- 
>> FreeBSD 7.0-CURRENT #4: Sun Jun 25 12:13:31 EDT 2006
>> root at clk01a:/usr/obj/usr/src/sys/CLK01A
>> PGP? : http://www.clkroot.net/security/nb_root.asc
>