private void LoadData()
{
foreach (var entity in dbContext.ChangeTracker.Entries())
{
entity.Reload();
}
var itemIds = dbContext.ItemDemandDetail.Where(x => x.ITEMDEMANDDETAIL_MASTER_ID == _itemDemandMasterId).Select(x => x.ITEMDEMANDDETAIL_ITEM_ID).ToList();
stockDetailBindingSource.DataSource = StockHelper.GetItemsStocksDetail(itemIds);
}