Android - Vibrating device doesn't work

Question

I actually have an app that I test with two devices. One LG GW620, and one Samsung Spica. I would like when User touch the screen, the device vibrate.

In fact, On t

Answer 1

Almost all solutions on the internet seem to missing something . . (context) heres a working solution . . .

    Vibrator v = (Vibrator) getApplicationContext().getSystemService(Context.VIBRATOR_SERVICE);
    v.vibrate(100);