вебкамера ничего не показывает

Bus 001 Device 003: ID 041e:401d Creative Technology, Ltd Webcam NX Ultra

cat /etc/group | grep video
video:x:44:trotsak

ls -ld /dev/video0
crw-rw----+ 1 root video 81, 0 Сен  7 12:27 /dev/video0

4.012196] Linux video capture interface: v2.00
[    4.024649] gspca: main v2.7.0 registered
[    4.025697] gspca: probing 041e:401d
[    4.029928] gspca: probe ok
[    4.029938] usbcore: registered new interface driver spca505
 1.639381] hub 2-1:1.0: USB hub found
[    1.639488] hub 2-1:1.0: 8 ports detected
[    1.714998] usb 1-1.1: new full speed USB device using ehci_hcd and address 3
[    1.806988] usb 1-1.1: New USB device found, idVendor=041e, idProduct=401d
[    1.806991] usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[    1.806993] usb 1-1.1: Product: Creative WebCam NX Ultra
[    1.806995] usb 1-1.1: Manufacturer: Creative