This is what I have: (ipp and smb are executable and readable in my case) $ ls -l /usr/lib/cups/backend* /usr/lib/cups/backend: total 52 -rwxr-xr-x 1 root root 7199 2006-04-11 16:39 beh -rwxr-xr-x 1 root root 12024 2006-03-19 21:52 bluetooth -rwxr-xr-x 1 root root 12472 2006-05-03 13:43 canon -rwxr-xr-x 1 root root 12600 2006-05-03 13:43 epson lrwxrwxrwx 1 root root 3 2006-08-10 19:25 http -> ipp lrwxrwxrwx 1 root root 24 2006-08-10 19:25 ipp -> ../backend-available/ipp lrwxrwxrwx 1 root root 24 2006-08-10 19:25 lpd -> ../backend-available/lpd lrwxrwxrwx 1 root root 29 2006-08-10 19:25 parallel -> ../backend-available/parallel lrwxrwxrwx 1 root root 17 2006-08-10 19:25 smb -> /usr/bin/smbspool lrwxrwxrwx 1 root root 27 2006-08-10 19:25 socket -> ../backend-available/socket lrwxrwxrwx 1 root root 24 2006-08-10 19:25 usb -> ../backend-available/usb
/usr/lib/cups/backend-available: total 144 lrwxrwxrwx 1 root root 3 2006-08-05 13:10 http -> ipp -rwxr-xr-x 1 root root 24800 2006-08-03 01:54 ipp -rwxr-xr-x 1 root root 20272 2006-08-03 01:54 lpd -rwxr-xr-x 1 root root 15064 2006-08-03 01:54 parallel -rwxr-xr-x 1 root root 8288 2006-08-03 01:54 scsi -rwxr-xr-x 1 root root 12208 2006-08-03 01:54 serial -rwxr-xr-x 1 root root 28528 2006-08-03 01:54 snmp -rwxr-xr-x 1 root root 11376 2006-08-03 01:54 socket -rwxr-xr-x 1 root root 15328 2006-08-03 01:54 usb -- Unable to print to Samba / IPP shared printer https://launchpad.net/bugs/55243 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs