Quantize not locking in ...

Hi, I’m trying to quantize like seen on youtube, but it won’t snap … here is how I tried it http://www.youtube.com/watch?v=FyCWE4SFr-o

\ \ \ \ Here is how it was shown at youtube http://www.youtube.com/watch?v=pltDy8hMcZg

You want to quantize the ends of the notes? Use Edit -> Advanced Quantize -> Quantize Ends.

aah now understand … thx ilmolto