0. Open "Scene".
1. Make sure the Animator window is open.
2. Select the game object "Button" so that its Animation controller graph is displayed in the Animator window.
3. Press play
4. Observe that the Animator is playing the "on" state, and the blue bar is filling at a standard rate.
5. Click the button (the white circle).
6. Observe that the animation has transitioned to the "off" state (correctly), and the circle disappears (correctly), but the blue bar graphic in the off state is drawing incorrectly.
7. Click the (now invisible) button again.
8. Observe that the animation has transitioned to the on state, but the button does not appear again.