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Re: /dev/video: Operation not permitted

what modules are loaded? run 'lsmod' and show the output.

i dont have that webcam but i have configured a few hauppauge tv cards,
for them you need the videodev module(among others) to get it to work.
do u have this module loaded?(show lsmod anyways just incase)


Erik van der Meulen wrote:
> Some people responded to my question asking for more information
> concerning this error.
> I'll give it a try.
> I have purchased a Philips Vespa Pro Webcam, because it was reccomended
> for support by the Linux community. Indeed, it has some very detailed
> information on:
>   http://www.smcc.demon.nl/webcam/
> I run Debian 2.2 on a Dell notebook with kernel 2.2.17 so I had to do a
> bit of work in order to get usb working. I choose the backport patch
> over the upgrade to 2.4.0-test-something. Followed instructions on:
>   http://www.suse.cz/development/usb-backport/
> This all seems to work pretty well, judging from /var/log/messages (i'll
> list portion of the log below.
> (Acctually quite nice that a non-programmer like me can find instructions
> to do things like patching kernels and building modules.)
> But now we come to the tragic bit: I have built a new module pwc.o for
> my 2.2.17 kernel (pre-built only exists for 2.2.16 or 2.4.0-test6)
> according to the instructions. Now I load and it gives me:
>   Oct  3 16:11:37 eme_lap kernel: pwc Philips PCA645/646 +
>   PCVC675/680/690 webcam module version 5.05 PPro (UP) loaded.
>   Oct  3 16:11:37 eme_lap kernel: pwc Also supports Askey VC010 cam.
>   Oct  3 16:11:37 eme_lap kernel: usb.c: registered new driver Philips webcam
>   Oct  3 16:11:37 eme_lap kernel: pwc Philips PCVC680K USB webcam detected.
>   Oct  3 16:11:37 eme_lap kernel: pwc Registered as /dev/video0.
> Which looks allright to me.
> Any attempts to access /dev/video or /dev/video0 result in:
>   /dev/video: Operation not permitted
> Leaves me pretty clue less...
> Anny suggestions much appreciated.
> --
>   Erik van der Meulen <e.van.der.meulen@avondel.nl>

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