Windows 7 64 bits
16G Ram Kingston
Intel i7 4770
Blender 2.72b
Base on that tutorial: http://cgcookie.com/blender/lessons/2-working-with-shards/
If I press "P" to simulate, it works my Activation Cube follows the bullet.
If I enable recording and press "P", my Activation Cube does not follow and is not recorded
Before recording, I have to lock the X axis of the cube (the cube is like "Protected") in the "Dope Sheet" then enable recording, and only then the whole simulation is recorded correctly
