/// <summary>
 /// Function to fill the Vouchertype combobox
 /// </summary>
 public void VoucherTypeCombofill()
 {
     PurchaseOrderBll BllPurchaseOrder = new PurchaseOrderBll();
     try
     {
         isDontExecuteVoucherType = true;
         ListObj= BllPurchaseOrder.VoucherTypeCombofillforPurchaseOrderReport();
         cmbVoucherType.DataSource = ListObj[0];
         cmbVoucherType.ValueMember = "voucherTypeId";
         cmbVoucherType.DisplayMember = "voucherTypeName";
         cmbVoucherType.SelectedIndex = 0;
         isDontExecuteVoucherType = false;
     }
     catch (Exception ex)
     {
         MessageBox.Show("MR23:" + ex.Message, "OpenMiracle", MessageBoxButtons.OK, MessageBoxIcon.Information);
     }
 }