Stock Transport order

Hi ,

I am trying do Stock transport order With delivery as well as with out delivery.

With out delivery I am successful...

1, Me21N

2.MIGO_GI

3.MIGO

But when I am trying with delivery ,After I create PO , when I try to VL10B , after executing the background delievery ,it was not showing the delivery no....

Can pl throw some ideas...why & what could be the reason ?