Helo Ashley... :(
I have bad news for you... that wierd collision is still happening but under different circumstances.
please see attached example:
dl.dropboxusercontent.com/u/169390986/PUB/error-4.capx
pay attention to counter and notice colision count on angles cca 225 and 300.
:(
<img src="smileys/smiley19.gif" border="0" align="middle" />