In vf04 and va05 system is not fetching right data..

Hi All,

My query is related to order related billing scenario where i want to fetch the data for the order which is not billed yet means all the order which are due for billing.But when i am using va05 and vf04 t code for open sales ordr and billing due list for order related billing system is also showing that orders which are already invoiced can anybody tell me the reason why its showing that order also which is already billed.

Quick response will be appreciated.

Regards

Sourabh