Arrays are broken.
http://i.imgur.com/HOT708n.png?1
http://i.imgur.com/Pyr3wrI.png
Turns out, the array needed to be larger than the scope. The array width, height etc. are not zero based. They are the count of the number of entries on that dimension.
If your array height is 7, try making it 8.
This worked:
The capx I used: [mediafire]