Неверное имя объекта на странице указателя - PullRequest
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Неверное имя объекта на странице указателя

0 голосов
/ 08 апреля 2020

Я пытаюсь отобразить представление моего индекса, но получаю ошибку Invalid Object Name, когда пытаюсь go перейти на свою страницу индекса. Пожалуйста, помогите мне понять, почему я получаю эту ошибку, спасибо. Дайте мне знать, если вам нужна дополнительная информация, я постарался предоставить весь соответствующий код ниже. Вот ошибка стека 

SqlException: Invalid object name 'MoveAssignment'.
Microsoft.Data.SqlClient.SqlCommand+<>c.<ExecuteDbDataReaderAsync>b__164_0(Task<SqlDataReader> result)
System.Threading.Tasks.ContinuationResultTaskFromResultTask<TAntecedentResult, TResult>.InnerInvoke()
System.Threading.Tasks.Task+<>c.<.cctor>b__274_0(object obj)
System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, object state)
System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, object state)
System.Threading.Tasks.Task.ExecuteWithThreadLocal(ref Task currentTaskSlot, Thread threadPoolThread)
Microsoft.EntityFrameworkCore.Storage.RelationalCommand.ExecuteReaderAsync(RelationalCommandParameterObject parameterObject, CancellationToken cancellationToken)
Microsoft.EntityFrameworkCore.Storage.RelationalCommand.ExecuteReaderAsync(RelationalCommandParameterObject parameterObject, CancellationToken cancellationToken)
Microsoft.EntityFrameworkCore.Storage.RelationalCommand.ExecuteReaderAsync(RelationalCommandParameterObject parameterObject, CancellationToken cancellationToken)
Microsoft.EntityFrameworkCore.Query.Internal.QueryingEnumerable<T>+AsyncEnumerator.InitializeReaderAsync(DbContext _, bool result, CancellationToken cancellationToken)
Microsoft.EntityFrameworkCore.SqlServer.Storage.Internal.SqlServerExecutionStrategy.ExecuteAsync<TState, TResult>(TState state, Func<DbContext, TState, CancellationToken, Task<TResult>> operation, Func<DbContext, TState, CancellationToken, Task<ExecutionResult<TResult>>> verifySucceeded, CancellationToken cancellationToken)
Microsoft.EntityFrameworkCore.Query.Internal.QueryingEnumerable<T>+AsyncEnumerator.MoveNextAsync()
Microsoft.EntityFrameworkCore.EntityFrameworkQueryableExtensions.ToListAsync<TSource>(IQueryable<TSource> source, CancellationToken cancellationToken)
Microsoft.EntityFrameworkCore.EntityFrameworkQueryableExtensions.ToListAsync<TSource>(IQueryable<TSource> source, CancellationToken cancellationToken)
PokemonSimulation.Controllers.PokedexesController.Index() in PokedexesController.cs
+
            viewModel.Pokemon = await _context.Pokedex
Microsoft.AspNetCore.Mvc.Infrastructure.ActionMethodExecutor+TaskOfIActionResultExecutor.Execute(IActionResultTypeMapper mapper, ObjectMethodExecutor executor, object controller, object[] arguments)
System.Threading.Tasks.ValueTask<TResult>.get_Result()
System.Runtime.CompilerServices.ValueTaskAwaiter<TResult>.GetResult()
Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.<InvokeActionMethodAsync>g__Awaited|12_0(ControllerActionInvoker invoker, ValueTask<IActionResult> actionResultValueTask)
Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.<InvokeNextActionFilterAsync>g__Awaited|10_0(ControllerActionInvoker invoker, Task lastTask, State next, Scope scope, object state, bool isCompleted)
Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.Rethrow(ActionExecutedContextSealed context)
Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.Next(ref State next, ref Scope scope, ref object state, ref bool isCompleted)
Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.<InvokeInnerFilterAsync>g__Awaited|13_0(ControllerActionInvoker invoker, Task lastTask, State next, Scope scope, object state, bool isCompleted)
Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.<InvokeNextResourceFilter>g__Awaited|24_0(ResourceInvoker invoker, Task lastTask, State next, Scope scope, object state, bool isCompleted)
Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.Rethrow(ResourceExecutedContextSealed context)
Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.Next(ref State next, ref Scope scope, ref object state, ref bool isCompleted)
Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.<InvokeFilterPipelineAsync>g__Awaited|19_0(ResourceInvoker invoker, Task lastTask, State next, Scope scope, object state, bool isCompleted)
Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.<InvokeAsync>g__Awaited|17_0(ResourceInvoker invoker, Task task, IDisposable scope)
Microsoft.AspNetCore.Routing.EndpointMiddleware.<Invoke>g__AwaitRequestTask|6_0(Endpoint endpoint, Task requestTask, ILogger logger)
Microsoft.AspNetCore.Authorization.AuthorizationMiddleware.Invoke(HttpContext context)
Microsoft.AspNetCore.Diagnostics.DeveloperExceptionPageMiddleware.Invoke(HttpContext context)

Вот метод индекса в моем контроллере 

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.Rendering;
using Microsoft.EntityFrameworkCore;
using PokemonSimulation.Data;
using PokemonSimulation.Models;

namespace PokemonSimulation.Controllers
{
    public class PokedexesController : Controller
    {
        private readonly PokemonSimulationContext _context;

        public PokedexesController(PokemonSimulationContext context)
        {
            _context = context;
        }

        // GET: Pokedexes
        //public async Task<IActionResult> Index()
        //{
        //    var pokedex = _context.Pokedex
        //       .AsNoTracking();
        //    return View(await pokedex.ToListAsync());
        //}
        public async Task<IActionResult> Index()
        {
            var viewModel = new PokedexIndexData();
            viewModel.Pokemon = await _context.Pokedex
                  .Include(i => i.moveAssignments)
                  .OrderBy(i => i.Pokemon_Name)
                  .ToListAsync();

            return View(viewModel);
        }

Вот моя модель PokedexIndexData 

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;

namespace PokemonSimulation.Models
{
    public class PokedexIndexData
    {
        public IEnumerable<Pokedex> Pokemon { get; set; }
        public IEnumerable<Moves> Move { get; set; }
        public IEnumerable<Abilitys> Ability { get; set; }
    }
}

Это мое MoveAssignment Модель 

 namespace PokemonSimulation.Models
    {
        public class MoveAssignment
        {
            [Key]
            public int MoveID { get; set; }
            public int PokedexID { get; set; }
            public Moves Move { get; set; }
            public Pokedex Pokedex { get; set; }
        }
    }

Наконец, это моя страница просмотра индекса 

@model PokemonSimulation.Models.PokedexIndexData


@{
    ViewData["Title"] = "Index";
}

<h1>Index</h1>

<p>
    <a asp-action="Create">Create New</a>
</p>
<table class="table">
    <thead>
        <tr>
            <th>
                Name
            </th>
            <th>
               Type1
            </th>
            <th>
               Type2
            </th>
            <th>
                HP
            </th>
            <th>
                Attack
            </th>
            <th>
                Defense
            </th>
            <th>
                Special Attack
            </th>
            <th>
              Special Defense
            </th>
            <th>
               Speed
            </th>
            <th>
              Total
            </th>
            <th></th>
        </tr>
    </thead>
    <tbody>
        @foreach (var item in Model.Pokemon)
        {
            <tr>
                <td>
                    @Html.DisplayFor(modelItem => item.Pokemon_Name)
                </td>
                <td>
                    @Html.DisplayFor(modelItem => item.Type1)
                </td>
                <td>
                    @Html.DisplayFor(modelItem => item.Type2)
                </td>
                <td>
                    @Html.DisplayFor(modelItem => item.HP)
                </td>
                <td>
                    @Html.DisplayFor(modelItem => item.Attack)
                </td>
                <td>
                    @Html.DisplayFor(modelItem => item.Defense)
                </td>
                <td>
                    @Html.DisplayFor(modelItem => item.Special_Attack)
                </td>
                <td>
                    @Html.DisplayFor(modelItem => item.Special_Defense)
                </td>
                <td>
                    @Html.DisplayFor(modelItem => item.Speed)
                </td>
                <td>
                    @Html.DisplayFor(modelItem => item.Total)
                </td>
                <td>
                    <a asp-action="Index" asp-route-id="@item.PokemonId">Select</a>|
                    <a asp-action="Edit" asp-route-id="@item.PokemonId">Edit</a> |
                    <a asp-action="Details" asp-route-id="@item.PokemonId">Details</a> |
                    <a asp-action="Delete" asp-route-id="@item.PokemonId">Delete</a>
                </td>
            </tr>
        }
    </tbody>
</table>

{
    @if (Model.Move != null)
    {
        <h3>Moves the Pokemon can learn</h3>
            @foreach (var move in Model.Move)
            {
               <li>@move.Move_Name</li>
            }

    }


enter code here
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