怎么数据写不进数据库啊，又没有报错
using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;

public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{


}
protected void Button1_Click(object sender, EventArgs e)
{

// myConnection.Open();
if (!Page.IsValid)
{

string conn = "server=741FC6DFB4214A2;database=pingou;user id=sa;password=sa ";
SqlConnection myConnection = new SqlConnection(conn);
string sql = "select * from tbTree where ID = '+this.TextBox1.Text+ ' ";
SqlCommand myCommand = new SqlCommand(sql, myConnection);
myConnection.Open();
SqlDataReader myDataReader = myCommand.ExecuteReader();

DataTable dt= new DataTable();
dt.Columns.Add(new DataColumn( "ID ",typeof(string)));
dt.Columns.Add(new DataColumn( "Name ",typeof(string)));
dt.Columns.Add(new DataColumn( "ParentID ",typeof(string)));


while(myDataReader.Read())
{
DataRow dr= dt.NewRow();
dr[0]=myDataReader.GetValue(0).ToString();
dr[1]=myDataReader.GetValue(1).ToString();
dr[2]=myDataReader.GetValue(2).ToString();

}
myConnection.Close();
this.GridView1.DataSource = new DataView(dt);
this.GridView1.DataBind();

/* try
{
myCommand.Connection.Open();
myCommand.ExecuteNonQuery();
Label2.Text = myCommand.ToString();


}
catch
{
Label2.Text = "失败！ ";
}*/
}
}
protected void Button2_Click(object sender, EventArgs e)
{


string conn = "server=741FC6DFB4214A2;database=pingou;user id=sa;password=sa ";
SqlConnection myConnection = new SqlConnection(conn);
string sql = "inrt into tbTree (Name) values (@cName) ";
SqlCommand addCommand = new SqlCommand(sql, myConnection);





addCommand.CommandType = CommandType.StoredProcedure;

addCommand.Parameters.Add(new SqlParameter( "@ID ", SqlDbType.Int));
addCommand.Parameters.Add(new SqlParameter( "@Name ", SqlDbType.NVarChar, 50));
addCommand.Parameters.Add(new SqlParameter( "@ParentID ",SqlDbType.Int));

addCommand.Parameters[ "@ID "].Value = this.tbID.Text;

addCommand.Parameters[ "@Name "].Value = this.tbName.Text;
addCommand.Parameters[ "@ParentID "].Value = this.tbPID.Text;
try
{
addCommand.Connection.Open();
addCommand.ExecuteNonQuery();
Label2.Text = "成功 ";


}
catch
{
Label2.Text = "失败！ ";
}
}
}


谢谢了

[解决办法]
string sql = "inrt into tbTree (Name) values (@cName) ";

inrt 改过来先