On Wed, Jul 15, 2009 at 10:50 AM, chris<[email protected]> wrote: > Hi Clugers, > I wonder if anyone can give me some pointers here. > Using Ubuntu 9.04. > Xsane has worked perfectly until today when I went to scan some photos. > version 0.995 > > Error message > Failed to start scanner Invalid argument > > lsusb shows > > ch...@helen:~$ sudo lsusb > [sudo] password for chris: > Bus 005 Device 001: ID 0000:0000 > Bus 004 Device 001: ID 0000:0000 > Bus 003 Device 001: ID 0000:0000 > Bus 002 Device 002: ID 0a12:0001 Cambridge Silicon Radio, Ltd Bluetooth > Dongle (HCI mode) > Bus 002 Device 001: ID 0000:0000 > Bus 001 Device 007: ID 04b8:0107 Seiko Epson Corp. Expression 1600U > Bus 001 Device 001: ID 0000:0000 > ch...@helen:~$ sudo lsusb > Bus 005 Device 001: ID 0000:0000 > Bus 004 Device 001: ID 0000:0000 > Bus 003 Device 002: ID 04b8:0107 Seiko Epson Corp. Expression 1600U > Bus 003 Device 001: ID 0000:0000 > Bus 002 Device 002: ID 0a12:0001 Cambridge Silicon Radio, Ltd Bluetooth > Dongle (HCI mode) > Bus 002 Device 001: ID 0000:0000 > Bus 001 Device 001: ID 0000:0000 > > > The second lsub was the result of me shifting the scanner to another usb > port in case there was a port issue. > > > Then tried the following, which worked the scanner. > > ch...@helen:~$ sudo strace -o strace.out -f scanimage -T > scanimage: scanning image of size 424x585 pixels at 1 bits/pixel > scanimage: acquiring gray frame, 1 bits/sample > scanimage: reading one scanline, 53 bytes... PASS > scanimage: reading one byte... PASS > scanimage: stepped read, 2 bytes... PASS > scanimage: stepped read, 4 bytes... PASS > scanimage: stepped read, 8 bytes... PASS > scanimage: stepped read, 16 bytes... PASS > scanimage: stepped read, 32 bytes... PASS > scanimage: stepped read, 64 bytes... PASS > scanimage: stepped read, 63 bytes... PASS > scanimage: stepped read, 31 bytes... PASS > scanimage: stepped read, 15 bytes... PASS > scanimage: stepped read, 7 bytes... PASS > scanimage: stepped read, 3 bytes... PASS > > running xSane as root produces the same error message > > >
Try running xsane with strace.
