Can't Start Drawing with Harmony 12.2

Hi. I’m a beginner with harmony 12.2. My problem is i can’t start drawing with harmony. To draw i went through brush (Ctrl+B) in the drawing view selecting the drawing layer and a box in time line Actually I used to animate 2d animation with harmony 10. and now a days i moved to the current version of harmony. … thank you.

Hello, many people have this problem, so far no one is giving solutions.

Is there any fixer for this like patch… or this is some kind of system to stop piracy from the authority … pls solve the problem…