Automatic Batch determination after outbound delivery created

Hi all, I conscionable immoderate problems for car batch determination. For MTO concern erstwhile I make outbound transportation astatine first, past having batch info and hole PGI, the car batch determination doesn't work. and I person to click batch divided and manually bash the batch determination. However if we person stocks astatine first, and make outbound delivery, the batch tin beryllium car determinate. I bash not cognize which elements effect the clip for car batch determination.

Also I person aforesaid occupation for STO business. due to the fact that we did immoderate mounting astir auto-create STO transportation enactment instauration arsenic the aforesaid clip as  IC PO creating. And we met the aforesaid question for car batch determination bash not work. If we delete this DN and make DN 1 much time, the DN volition get the car batch determination.

could anyone archer maine which configuration effect this car batch determination ?