MD04--Requiremnts still appearing after SO devlivery

Hi,

In MD04 for one of FG products it showing requirement even material is delivered against Sales order.

Also Billing taken place. Due to this we are not able to delivered second sales order for same material.

Checked all paramours in material master also in sales order which found ok.

Stock for said FG material showing 10004 EA while picking for sales order of 10000 EA, it confirm only 4 EA.

Pl. suggest

Regards,

Prashanth