public frmImportItemsManagement(string UserName, string PassWord) { this.UserName = UserName; this.PassWord = PassWord; InitializeComponent(); DataTable dtImportDetailsManagement = ManagementController.ImportDetailsManagement(UserName, PassWord).Tables[0]; foreach (DataRow dr in dtImportDetailsManagement.Rows) { string ItemName = dr["ItemName"].ToString(); string Account = dr["UserName"].ToString(); string Quantity = dr["Quantity"].ToString(); string Time = dr["Time"].ToString(); dtGVImportItemsManagement.Rows.Add(ItemName, Account, Quantity, Time); } }