I am having the same or very similar problem. The printer hasn't worked on either 9.10 or 10.04 but works great on a 9.04 live usb boot.
OS: Ubuntu Lucid Linx 10.04 Architecture: amd64 Printer: Dell 3130cn Color Laser Connection: USB $ lsmod | grep usb usblp 12407 0 usbhid 40988 0 hid 83376 1 usbhid dmesg on usb connect: [ 5355.860031] usb 1-8: new high speed USB device using ehci_hcd and address 6 [ 5356.011006] usb 1-8: configuration #1 chosen from 1 choice [ 5356.011714] usblp0: USB Bidirectional printer dev 6 if 0 alt 0 proto 2 vid 0x413C pid 0x5603 [ 5357.187391] usb 1-8: usbfs: interface 0 claimed by usblp while 'usb' sets config #1 dmesg on disconnect: [ 5418.352753] usb 1-8: USB disconnect, address 6 [ 5418.353009] usblp0: removed $ lpinfo -v serial serial:/dev/ttyS0?baud=115200 direct scsi network socket network ipp network http network beh network lpd network smb network dnssd://HP%20Photosmart%202570%20series%20iMac._ipp._tcp.local/cups network dnssd://Adobe%20PDF%209.0%20iMac._ipp._tcp.local/cups direct parallel:/dev/lp0 direct hp direct hpfax $ lsusb Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 003 Device 003: ID 047d:102d Kensington Pilot Optical Bus 003 Device 002: ID 1241:1503 Belkin Keyboard Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 001 Device 007: ID 413c:5603 Dell Computer Corp. Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Cups error log (/var/log/cups/error_log): E [30/Apr/2010:13:38:22 -0400] [cups-deviced] Bad line from "usb": direct usb://Dell/3130cn%20Color%20Laser "Dell 3130cn Color Laser" "Dell 3130cn Color Laser" "MFG:Dell;CMD:PJL,RASTER,DOWNLOAD,PCLXL,PCL,HBPL,POSTSCRIPT;MDL:3130cn Color Laser;DES:Dell 3130cn Color Laser;CLS:PRINTER;STS:AAAQBAD/AP8AAAAAAAgAAWQDZANkA2QDZANkM2AaAAAAALCGAAAAAAAAAAAAAAAAAAAAAAAAAAAA E [30/Apr/2010:13:38:22 -0400] [cups-deviced] Bad line from "usb": AAAA4AAAIAAAAAAAABAM;" "" -- Cups on Ubuntu Karmic does not recognize USB printer https://bugs.launchpad.net/bugs/468701 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs