我的代码:
protected void uwdSbyz_UpdateCell(object sender, CellEventArgs e)
    {
        DataRow row = null;
        DataTable table = null;
        object key = e.Cell.Row.DataKey;        table = this.Data.Tables[e.Cell.Band.BaseTableName];        
        if (key != null)
            row = table.Rows.Find(key);        
        if (row != null)
        {
            try
            {
                object newVal = e.Cell.Value;
                row[e.Cell.Column.Key] = newVal;
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
                this.Data.RejectChanges();
            }
        }
    }
row = table.Rows.Find(key);---被编制索引的键需要 2 个值,但收到了 1 个值。