Warning: file_get_contents(/data/phpspider/zhask/data//catemap/9/visual-studio/7.json): failed to open stream: No such file or directory in /data/phpspider/zhask/libs/function.php on line 167

Warning: Invalid argument supplied for foreach() in /data/phpspider/zhask/libs/tag.function.php on line 1116

Notice: Undefined index: in /data/phpspider/zhask/libs/function.php on line 180

Warning: array_chunk() expects parameter 1 to be array, null given in /data/phpspider/zhask/libs/function.php on line 181
Visual studio Visual Studio无法从控制器创建视图_Visual Studio - Fatal编程技术网

Visual studio Visual Studio无法从控制器创建视图

Visual studio Visual Studio无法从控制器创建视图,visual-studio,Visual Studio,当我从控制器创建视图时,这个错误窗口不断弹出 There was an error running the selected code generator. 'The value -1 is outside the acceptance range of [0,2147483647]. Parameter name: value' 在此之前,我还参考了其他类似的帖子 .但是,此错误窗口仍然存在。如何解决此错误 代码下面是控制器代码。在编辑之前,没有任何问题 using Food_Founder

当我从控制器创建视图时,这个错误窗口不断弹出

There was an error running the selected code generator.
'The value -1 is outside the acceptance range of [0,2147483647].
Parameter name: value'
在此之前,我还参考了其他类似的帖子 .但是,此错误窗口仍然存在。如何解决此错误

代码下面是控制器代码。在编辑之前,没有任何问题

using Food_Founder.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;

namespace Food_Founder.Controllers
{
    public class UserController : Controller
    {
        // GET: User
        [HttpGet]
        public ActionResult AddOrEdit(int UserID=0)
        {
            return View();
        }

        [HttpPost]

        public ActionResult AddOrEdit(User Register)
        {
            using (myDatabaseEntities myDatabase = new myDatabaseEntities())
            {
                myDatabase.Users.Add(Register);
                myDatabase.SaveChanges();
            }
            ModelState.Clear();
            ViewBag.SuccessMessage = "Successful register account.";
            return View("AddOrEdit", new User());
        }


        public ActionResult Login()
        {
            return View();
        }

        [HttpPost]
        public ActionResult Login(User Login)
        {
            using (myDatabaseEntities myDatabase = new myDatabaseEntities())
            {
                var user = myDatabase.Users.Single(u => u.Username == Login.Username && u.Password == Login.Password);
                if (user != null)
                {
                    Session["UserID"] = user.UserID.ToString();
                    Session["Username"] = user.Username.ToString();
                    return RedirectToAction("LoggedIn");
                }
                else
                {
                    ModelState.AddModelError("", "Username or Password is wrong");
                }
            }
            return View();
        }

        public ActionResult LoggedIn()
        {
            if (Session["UserID"] != null)
            {
                return View();
            }
            else
            {
                return RedirectToAction("Login");
            }
        }
    }
}

分享你的代码,这样我们可以看到可能性(或不可能)。好的。代码在那里更新。谢谢你提醒我。什么时候会出现错误?当您在调试模式下从Visual Studio运行时?@TrevorBrooks否,当我创建视图和另一个控制器时,它将弹出put