Test step:
1、Manufacture Order Confirm (product_qty 3) and use routing production_location (WH1/PPP)
2、Raw material location is WH1/Stock, finshed Location is WH1/Stock
3、Update Product_qty number ..3 to 10
4、stock move only change WH1/PPP --> WH1/Production qty number 3 to 10
5、stock move WH1/Stock --> WH1/PPP qty number still is 3 ....not 10...