Why can't change PR after PO cancle
In oracle EBS 12.1.3 demo environment.
Septs1:I create PR from Iprocurement -->Non catalog ,line type is by amount;submint PR and approvel;
2.Create PO (Complex Services PO)
3.Cancle PO
4. Change PR,this link PO number is not gone.so I can't change the PR.
Why is this so?