This is why I get in the error file sudo kwrite /var/log/cups/error_log E [05/Jun/2006:20:48:38 +0100] CUPS-Add-Modify-Printer: Unauthorized E [05/Jun/2006:20:52:11 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:11 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:11 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:11 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:11 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:16 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:16 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:16 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:16 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:16 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:21 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:21 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:21 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:21 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:21 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:26 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:26 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:26 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:26 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:26 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:31 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:31 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:31 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:31 +0100] cupsdAuthorize: Local authentication certificate not found! E [05/Jun/2006:20:52:31 +0100] cupsdAuthorize: Local authentication certificate not found! and here is what I get from the /var/log/messages Jun 5 17:24:06 localhost kernel: [4294677.841000] ReiserFS: hda2: checking transaction log (hda2) Jun 5 17:24:06 localhost kernel: [4294677.873000] ReiserFS: hda2: Using r5 hash to sort names Jun 5 17:24:06 localhost kernel: [4294682.961000] hda: set_drive_speed_status: status=0x58 { DriveReady SeekComplete DataRequest } Jun 5 17:24:06 localhost kernel: [4294682.961000] ide: failed opcode was: unknown Jun 5 17:24:06 localhost kernel: [4294702.952000] hda: dma_timer_expiry: dma status == 0x60 Jun 5 17:24:06 localhost kernel: [4294702.952000] hda: DMA timeout retry Jun 5 17:24:06 localhost kernel: [4294703.554000] Linux agpgart interface v0.101 (c) Dave Jones Jun 5 17:24:06 localhost kernel: [4294703.591000] agpgart: Detected SiS 661 chipset Jun 5 17:24:06 localhost kernel: [4294703.594000] agpgart: AGP aperture is 32M @ 0xe0000000 Jun 5 17:24:06 localhost kernel: [4294703.641000] Floppy drive(s): fd0 is 1.44M Jun 5 17:24:06 localhost kernel: [4294703.657000] FDC 0 is a post-1991 82077 Jun 5 17:24:06 localhost kernel: [4294703.699000] i2c-sis96x version 1.0.0 Jun 5 17:24:06 localhost kernel: [4294703.699000] sis96x_smbus 0000:00:02.1: SiS96x SMBus base address: 0x0c00 Jun 5 17:24:06 localhost kernel: [4294703.714000] pci_hotplug: PCI Hot Plug PCI Core version: 0.5 Jun 5 17:24:06 localhost kernel: [4294703.742000] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4 Jun 5 17:24:06 localhost kernel: [4294703.798000] input: PC Speaker as /class/input/input2 Jun 5 17:24:06 localhost kernel: [4294704.056000] drivers/usb/class/usblp.c: usblp0: USB Bidirectional printer dev 3 if 0 alt 0 proto 2 vid 0x03F0 pid 0x0517 Jun 5 17:24:06 localhost kernel: [4294704.056000] usbcore: registered new driver usblp Jun 5 17:24:06 localhost kernel: [4294704.056000] drivers/usb/class/usblp.c: v0.13: USB Printer Device Class driver Jun 5 17:24:06 localhost kernel: [4294704.263000] input: ImPS/2 Generic Wheel Mouse as /class/input/input3 Jun 5 17:24:06 localhost kernel: [4294704.974000] usbcore: registered new driver snd-usb-audio Jun 5 17:24:06 localhost kernel: [4294705.011000] ts: Compaq touchscreen protocol output Jun 5 17:24:06 localhost kernel: [4294705.185000] ACPI: PCI Interrupt 0000:00:02.7[C] -> GSI 18 (level, low) -> IRQ 193 Jun 5 17:24:06 localhost kernel: [4294705.497000] intel8x0_measure_ac97_clock: measured 51060 usecs Jun 5 17:24:06 localhost kernel: [4294705.497000] intel8x0: clocking to 48000 Jun 5 17:24:06 localhost kernel: [4294742.723000] hdd: lost interrupt Jun 5 17:24:06 localhost kernel: [4294743.067000] lp: driver loaded but no devices found Jun 5 17:24:06 localhost kernel: [4294743.158000] ndiswrapper version 1.8loaded (preempt=yes,smp=yes) Jun 5 17:24:06 localhost kernel: [4294743.212000] ndiswrapper: driver bcmwl5 (Linksys,07/17/2003, 3.30.15.0) loaded Jun 5 17:24:06 localhost kernel: [4294743.213000] ACPI: PCI Interrupt 0000:00:0b.0[A] -> GSI 19 (level, low) -> IRQ 201 Jun 5 17:24:06 localhost kernel: [4294743.218000] ndiswrapper: using irq 201 Jun 5 17:24:06 localhost kernel: [4294744.366000] wlan0: vendor: '' Jun 5 17:24:06 localhost kernel: [4294744.366000] wlan0: ndiswrapper ethernet device 00:0c:41:61:1a:48 using driver bcmwl5, 14E4:4320.5.conf Jun 5 17:24:06 localhost kernel: [4294744.366000] wlan0: encryption modes supported: WEP; TKIP with WPA; AES/CCMP with WPA Jun 5 17:24:06 localhost kernel: [4294744.462000] Adding 4265216k swap on /dev/hda6. Priority:-1 extents:1 across:4265216k Jun 5 17:24:06 localhost kernel: [4294745.671000] NET: Registered protocol family 17 Jun 5 17:24:06 localhost kernel: [4294745.788000] md: md driver 0.90.3MAX_MD_DEVS=256, MD_SB_DISKS=27 Jun 5 17:24:06 localhost kernel: [4294745.788000] md: bitmap version 4.39 Jun 5 17:24:06 localhost kernel: [4294746.801000] device-mapper: 4.4.0-ioctl (2005-01-12) initialised: