public bool DontExistOtherReceipt() { int MasterReceiptID = MasterReceiptNoIsPerfect(); if (MasterReceiptID > 0) { return(BI.DontExistOtherReceipt(MasterReceiptID, _host.ddlReceiptType.SelectedValue, UserInfo.UserId, UserInfo.PostNodeCode)); } else { return(false); } }