private void repoItemChkPhysicalStoreDefault_CheckedChanged(object sender, EventArgs e) { DataRow dr = gridViewUserPhysicalStoreMatrix.GetFocusedDataRow(); int ID = int.Parse(dr["ID"].ToString()); BLL.UserPhysicalStore userPhyStore = new UserPhysicalStore(); userPhyStore.LoadByPrimaryKey(ID); userPhyStore.MakeDefault(); RefreshUserPhysicalStoreGrid(userPhyStore.UserID); }