On Sunday 10 June 2007, Francois wrote:
> Hi,
>
> I used to use my webcam, which worked fine, two or three months ago. I
> stopped using it. After a while I decided to reuse it, and now, it doesn't
> work anymore (no new hardware has been installed). I have the following
> message :
>
> # modprobe uvcvideo
> FATAL: Error inserting uvcvideo
> (/lib/modules/2.6.17.8/usb/media/uvcvideo.ko): Unknown symbol in module, or
> unknown parameter (see dmesg)
>
> # dmesg:
> [drm] Initialized card for AGP DMA.
> uvcvideo: Unknown symbol v4l_compat_ioctl32
> uvcvideo: Unknown symbol v4l_compat_ioctl32
>
> # lsmod :
> snd_hwdep               9092  1 snd_usb_audio
> v4l1_compat            12292  0
> videodev                9216  0
> v4l2_common            14336  0
> sg                     32412  0
> snd_seq_oss            28800  0
>
> # lsusb
> Bus 005 Device 002: ID 046d:08c2 Logitech, Inc.
>
> I use uvcvideo revision 110

This seems to be a kernel version/compilation issue. Have you upgraded (or 
maybe downgraded) your kernel in the meantime ? If so you might have to 
recompile the UVC driver.

Laurent Pinchart
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