Hi
Can you check in the OPUZ scheduling parameters whether u have maintained some no of days as Start Date in the Past ? You can remove that.
If you want to keep Order Splitting then refer : http://www.sdn.sap.com/irj/scn/go/portal/prtroot/docs/library/uuid/502fcc1d-02da-2d10-e389-941a0808f027?overridelayout=t…
Regards
JH