无法访问受保护级别限制求解答【c吧】

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using KTVmusic.KTV_class;
namespace KTVmusic
{
public partial class frmNumber : Form
{
public frmNumber()
{
InitializeComponent();
}
public frmNumber(int inCount)
{
InitializeComponent();
intFalg = inCount;
}
public int intFalg = 0;//控件点歌条件
private void frmNumber_Load(object sender, EventArgs e)
{
if (intFalg == 1)//数字
{
this.Text = "数字点歌";
}
if (intFalg == 2)//拼音
{
this.Text = "拼音点歌";
}
if (intFalg == 3)//明星
{
this.Text = "明星点歌";
}
if (intFalg == 4)//歌名
{
this.Text = "歌名点歌";
}
txtName.Focus();
}
//确定调用查询结果
tbMusicnfoMenthod tbMusice = new tbMusicnfoMenthod();//实例方法类
private void bntOK_Click(object sender, EventArgs e)
{
if (txtName.Text == "")
{
MessageBox.Show("输入正确的查询条件！");
txtName.Focus();
return;
}
frmDaiGe daige = (frmDaiGe)this.Owner;//实例窗体对象
if (intFalg == 1)//数字
{
//调用方法查找结果，填冲控件
if (tbMusice.tbFill(daige.lvPlay, txtName.Text.Trim(), 1) != 0)
{
intFalg = 0;
this.Close();
}
else
{
intFalg = 1;
MessageBox.Show("没有查到结果，请输入其它条件");
txtName.Text = "";
txtName.Focus();
}
}
if (intFalg == 2)//拼音
{
if (tbMusice.tbFill(daige.lvPlay, txtName.Text.Trim(), 2) != 0)
{
intFalg = 0;
this.Close();
}
else
{
intFalg = 2;
MessageBox.Show("没有结查，请输入其它条件");
txtName.Text = "";
txtName.Focus();
}
}
if (intFalg == 3)//明星
{
if (tbMusice.tbFill(daige.lvPlay, txtName.Text.Trim(), 3) != 0)
{
intFalg = 0;
this.Close();
}
else
{
intFalg = 3;
MessageBox.Show("没有结查，请输入其它条件");
txtName.Text = "";
txtName.Focus();
}
}
if (intFalg == 4)//歌名
{
if (tbMusice.tbFill(daige.lvPlay, txtName.Text.Trim(), 4) != 0)
{
intFalg = 0;
this.Close();
}
else
{
intFalg = 4;
MessageBox.Show("没有结查，请输入其它条件\n 可以断续输入查询条件或退出", "查询提示");
txtName.Text = "";
txtName.Focus();
}
}
}
//文本框数字
private void txtName_KeyPress(object sender, KeyPressEventArgs e)
{
if (intFalg == 1)//数字
{
if (!char.IsDigit(e.KeyChar) && e.KeyChar != 8)
{
MessageBox.Show("数字点歌，请输入数字！", "数字点歌");
e.Handled = true;
}
}
if (intFalg == 2)//拼音
{
if (!char.IsLetter(e.KeyChar) && e.KeyChar != 8)
{
MessageBox.Show("拼音点歌，请输入拼音！", "拼音点歌");
e.Handled = true;
}
}
}
//退出
private void bntEsce_Click(object sender, EventArgs e)
{
DialogResult dra = MessageBox.Show("是否退出" + this.Text, "信息提示", MessageBoxButtons.YesNo, MessageBoxIcon.Information);
if (dra == DialogResult.Yes)
{
this.Close();
}
}
}
}
顺带一提这个是c#语言 C#吧里听说很不友好只好求助于次
网上说把prvite改public没有用

只有四个同样的错误描述为：错误 4 “KTVmusic.frmDaiGe.lvPlay”不可访问，因为它受保护级别限制 C:\Documents and Settings\Administrator\桌面\软件开发项目\KTVmusic\KTVmusic\frmNumber.cs 111 43 KTVmusic

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using KTVmusic.KTV_class;
namespace KTVmusic
{
public partial class frmDaiGe : Form
{
public frmDaiGe()
{
InitializeComponent();
}
private void tabPage1_Click(object sender, EventArgs e)
{
}
//数字点歌
private void bntNumber_Click(object sender, EventArgs e)
{
frmNumber frm1 = new frmNumber(1);
frm1.Owner = this;
frm1.ShowDialog();
}
//拼音点歌
private void bntPing_Click(object sender, EventArgs e)
{
frmNumber frm2 = new frmNumber(2);
frm2.Owner = this;
frm2.ShowDialog();
}
//明星点歌
private void bntAutor_Click(object sender, EventArgs e)
{
frmNumber frm3 = new frmNumber(3);
frm3.Owner = this;
frm3.ShowDialog();
}
//歌名点歌
private void bntName_Click(object sender, EventArgs e)
{
frmNumber frm4 = new frmNumber(4);
frm4.Owner = this;
frm4.ShowDialog();
}
private void bntEsce_Click(object sender, EventArgs e)
{
DialogResult diaol = MessageBox.Show("是否要退出系统！", "提示", MessageBoxButtons.YesNo, MessageBoxIcon.Information);
if (diaol == DialogResult.Yes)
{
Application.Exit();
}
}
tbMusicnfoMenthod tbMend = new tbMusicnfoMenthod();
private void bntSelect_Click(object sender, EventArgs e)
{
if (stringName != null)
{
stringName = tbMend.tbFillName(stringName);
MessageBox.Show("选择歌曲<<" + strigName2 + ">>完成，单击《播放》按钮，播放歌曲！", "提示");
}
else
{
MessageBox.Show("请选择要播放的歌曲！", "提示");
}
}
public void bntPlay_Click(object sender, EventArgs e)
{
if (stringName != null)
{
frmPlay frm = new frmPlay(stringName);
frm.Owner = this;
frm.ShowDialog();
stringName = null;
lvPlay.SelectedItems[0].Selected = false;
}
else
{
MessageBox.Show("请选择要播放的歌曲！", "提示");
}
}
string stringName = null;
string strigName2 = null;
public void lvPlay_Click(object sender, EventArgs e)
{
stringName = lvPlay.SelectedItems[0].SubItems[0].Text;
strigName2 = lvPlay.SelectedItems[0].SubItems[1].Text;
}
}
}
这是另一边的窗体代码不管有没有人回答
还是再次谢过坐等解救.....thank you

代码太长了，没看。。不过估计是你读内存数据同时又去修改它了，我做播放器也遇到这个问题，楼主为什么不去C#吧发帖？

“网上说把prvite改public没有用”
你修改的是什么地方？

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无法访问 受保护级别限制 求解答

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无法访问受保护级别限制求解答