我试图在asp.net web应用程序mysql中设置密码，但它显示了此错误。运行时收到错误。请任何人告诉我错误？
错误：
“/”应用程序中存在服务器错误。解析程序错误描述：解析服务此请求所需的资源时出错。请检查以下特定的解析错误详细信息，并适当修改源文件。
Parser Error Message: Could not load type 'DemoPage.Default'.
Source Error:
Line 1: <%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="DemoPage.Default" %>
Line 2:
Line 3: <!DOCTYPE html>
Source File: /Default.aspx Line: 1
Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.3163.0代码default.aspx：
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
namespace WebPage1
{
public partial class _default : System.Web.UI.Page
{
MySql.Data.MySqlClient.MySqlConnection conn;
MySql.Data.MySqlClient.MySqlCommand cmd;
MySql.Data.MySqlClient.MySqlDataReader reader;
String queryStr;
String name;
protected void Page_Load(object sender, EventArgs e)
{
DoSQLQuery();
}
protected void submit_click(object sender, EventArgs e)
{
String connString = System.Configuration.ConfigurationManager.ConnectionStrings["WebAppConnString"].ToString();
conn = new MySql.Data.MySqlClient.MySqlConnection(connString);
conn.Open();
String queryStr = "";
cmd = new MySql.Data.MySqlClient.MySqlCommand("SELECT * FROM webapp.userregistration WHERE username = @name and password=@pas", conn);
cmd.Parameters.AddWithValue("@name", usernameTextBox.Text);
cmd.Parameters.AddWithValue("@pas", passwordTextBox.Text);
reader = cmd.ExecuteReader();
name = "";
while (reader.HasRows && reader.Read())
{
{
name = reader.GetString(reader.GetOrdinal("username")) + " " + reader.GetString(reader.GetOrdinal("password"));
}
//if the data matches the rows (username, password), then you enter to the page
if (reader.HasRows)
{
Session["uname"] = name;
Response.BufferOutput = true;
Response.Redirect("login.aspx", false);
}
else
{
passwordTextBox.Text = "invalid user";
}
}
reader.Close();
conn.Close();
}
private void DoSQLQuery()
{
try
{
}
catch (Exception e)
{
passwordTextBox.Text = e.ToString();
}
}
}
}
暂无答案！
目前还没有任何答案，快来回答吧！