PO Entry problem

when I use a vb6 to create a purchase order entry. I used gateway.createpurchaseorder, it work and create a po, however, when i used the sql statement inside my vb6 program to create the po entris, the entries were inserted into the database, i can query it out and see they are there. However, if I used the RMS Manager program to view the order, there not entry for the order, please advice