Webcam is not Working in Ubuntu 11.10

Hi Guys back with some new stuffs of Linux ..
this happens frequently in Ubuntu, after some of using the Ubuntu webcam does not works.
so i have solution here .
it was taken long time to me found out the solution .
this solution worked in my laptop .

sudo apt-get install v4l2ucp
sudo v4l2ucp 

then run

it will work