Revolve problem

 From:  Maximus (MAX)
950.1 
Hi

I were building a simple cap model in Moi now and came across this weird meshing type issue, i'm not sure why but it seem to happen every time i repeat this revolve. Any clue why it happens and how i solve it ?

http://metoric.de/uploads/R1cqH5fbB_Moi3D_Revolve_Curve_Mesh_Error.jpg

/ Max