非静态的字段、方法或属性“System.Windows.Forms.Form.MdiParent.get”要求对象引用
using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;using System.Windows.Forms;namespace yake{ public partial class MDI_Frm : Form { public MDI_Frm() { InitializeComponent(); } private void MDI_Frm_Load(object sender, EventArgs e) { Frm_left.MdiParent = Me } }}