I just noticed something.... You don't have to set "Vertex Colors" to "Ignore". As long as you create one new material and assign that to at least one face it works... at least it does for me.
Edit: Glad you got it to work with a cube...
Also: Geodome works for me...
oort
Edit: Glad you got it to work with a cube...
Also: Geodome works for me...
oort