Comment # 46 on bug 920937 from Ian Powell

(In reply to Johannes Meixner from comment #44)
> Christian Boltz,
> with probability one (http://en.wikipedia.org/wiki/Almost_surely)
> I will not get the time in the foreseeable future
> for any AppArmor testing.
> 
> 
> Ian Powell and Sa��a Jani��ka
> regarding lower-level USB (or libusb) issues:
> Perhaps on your systems where it does not work there are "interesting"
> messages related to usb in "the usual log files", cf. comment#34
> (dmesg, /var/log/messages, journalctl, whatever-trendy-nowadays...)?

i've gone all through the log files but nothing jumps out but that possibly
because i don;t really knwo what i'm looking for. 
 /usr/lib/cups/backend/usb seems ot detect it but thats as far as it gets 

DEBUG: Loading USB quirks from "/usr/share/cups/usb".
DEBUG: Loaded 114 quirks.
DEBUG: list_devices
DEBUG: libusb_get_device_list=11
DEBUG2: Printer found with device ID:
MFG:Samsung;CMD:SPL,PCL5E,PCL6,FWV,EXT;MDL:CLP-320
Series;CLS:PRINTER;STATUS:BUSY; Device URI:
usb://Samsung/CLP-320%20Series?serial=Z4PGBAGB400971X
direct usb://Samsung/CLP-320%20Series?serial=Z4PGBAGB400971X "Samsung CLP-320
Series" "Samsung CLP-320 Series"
"MFG:Samsung;CMD:SPL,PCL5E,PCL6,FWV,EXT;MDL:CLP-320
Series;CLS:PRINTER;STATUS:BUSY;" ""