问题很简单，登录页面出现白色屏幕，显示" 404未找到";错误。我将发布代码为我的索引页，应该有工作链接登录。我在这个项目中使用的所有东西都是最新的(Laravel本身，Phpstorm, composer等)。
</html>`<!DOCTYPE html>
<html lang="{{ str_replace('_', '-', app()->getLocale()) }}">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<!-- CSRF Token -->
<meta name="csrf-token" content="{{ csrf_token() }}">
<title>{{ config('app.name', 'Laravel') }}</title>
<!-- Styles -->
<link href="{{ mix('css/app.css') }}" rel="stylesheet">
</head>
<body class="bg-gray-100 h-screen antialiased leading-none font-sans">
<div class="flex flex-col">
@if(Route::has('login'))
<div class="absolute top-0 right-0 mt-4 mr-4 space-x-4 sm:mt-6 sm:mr-6 sm:space-x-6">
@auth
<a href="{{ url('/home') }}" class="no-underline hover:underline text-sm font-normal text-teal-800 uppercase">{{ __('Home') }}</a>
@else
<a href="{{ route('login') }}" class="no-underline hover:underline text-sm font-normal text-teal-800 uppercase">{{ __('Login') }}</a>
@if (Route::has('register'))
<a href="{{ route('register') }}" class="no-underline hover:underline text-sm font-normal text-teal-800 uppercase">{{ __('Register') }}</a>
@endif
@endauth
</div>
@endif
<div class="min-h-screen flex items-center justify-center">
<div class="flex flex-col justify-around h-full">
<div>
<h1 class="mb-6 text-gray-600 text-center font-light tracking-wider text-4xl sm:mb-8 sm:text-6xl">
{{ config('app.name', 'Laravel') }}
</h1>
<ul class="flex flex-col space-y-2 sm:flex-row sm:flex-wrap sm:space-x-8 sm:space-y-0">
<li>
<a href="login.blade.php" class="no-underline hover:underline text-sm font-normal text-teal-800 uppercase" title="Login">Login</a>
</li>
<li>
<a href="register.blade.php" class="no-underline hover:underline text-sm font-normal text-teal-800 uppercase" title="Register">Register</a>
</li>
<li>
<a href="home.blade.php" class="no-underline hover:underline text-sm font-normal text-teal-800 uppercase" title="Home">Home</a>
</li>
<li>
<a href="https://nova.laravel.com" class="no-underline hover:underline text-sm font-normal text-teal-800 uppercase" title="Nova">Nova</a>
</li>
<li>
<a href="https://forge.laravel.com" class="no-underline hover:underline text-sm font-normal text-teal-800 uppercase" title="Forge">Forge</a>
</li>
<li>
<a href="https://vapor.laravel.com" class="no-underline hover:underline text-sm font-normal text-teal-800 uppercase" title="Vapor">Vapor</a>
</li>
<li>
<a href="https://github.com/laravel/laravel" class="no-underline hover:underline text-sm font-normal text-teal-800 uppercase" title="GitHub">GitHub</a>
</li>
<li>
<a href="https://tailwindcss.com" class="no-underline hover:underline text-sm font-normal text-teal-800 uppercase" title="Tailwind Css">Tailwind CSS</a>
</li>
</ul>
</div>
</div>
</div>
</div>
</body>
</html>
下面是应该出现的登录页面的代码。
<?php
@extends('layouts.app')
@section('content')
<main class="sm:container sm:mx-auto sm:max-w-lg sm:mt-10">
<div class="flex">
<div class="w-full">
<section class="flex flex-col break-words bg-white sm:border-1 sm:rounded-md sm:shadow-sm sm:shadow-lg">
<header class="font-semibold bg-gray-200 text-gray-700 py-5 px-6 sm:py-6 sm:px-8 sm:rounded-t-md">
{{ __('Login') }}
</header>
<form class="w-full px-6 space-y-6 sm:px-10 sm:space-y-8" method="POST" action="{{ route('login') }}">
@csrf
<div class="flex flex-wrap">
<label for="email" class="block text-gray-700 text-sm font-bold mb-2 sm:mb-4">
{{ __('E-Mail Address') }}:
</label>
<input id="email" type="email"
class="form-input w-full @error('email') border-red-500 @enderror" name="email"
value="{{ old('email') }}" required autocomplete="email" autofocus>
@error('email')
<p class="text-red-500 text-xs italic mt-4">
{{ $message }}
</p>
@enderror
</div>
<div class="flex flex-wrap">
<label for="password" class="block text-gray-700 text-sm font-bold mb-2 sm:mb-4">
{{ __('Password') }}:
</label>
<input id="password" type="password"
class="form-input w-full @error('password') border-red-500 @enderror" name="password"
required>
@error('password')
<p class="text-red-500 text-xs italic mt-4">
{{ $message }}
</p>
@enderror
</div>
<div class="flex items-center">
<label class="inline-flex items-center text-sm text-gray-700" for="remember">
<input type="checkbox" name="remember" id="remember" class="form-checkbox"
{{ old('remember') ? 'checked' : '' }}>
<span class="ml-2">{{ __('Remember Me') }}</span>
</label>
@if (Route::has('password.request'))
<a class="text-sm text-blue-500 hover:text-blue-700 whitespace-no-wrap no-underline hover:underline ml-auto"
href="{{ route('password.request') }}">
{{ __('Forgot Password?') }}
</a>
@endif
</div>
<div class="flex flex-wrap">
<button type="submit"
class="w-full select-none font-bold whitespace-no-wrap p-3 rounded-lg text-base leading-normal no-underline text-gray-100 bg-blue-500 hover:bg-blue-700 sm:py-4">
{{ __('Login') }}
</button>
@if (Route::has('register'))
<p class="w-full text-xs text-center text-gray-700 my-6 sm:text-sm sm:my-8">
{{ __("Don't have an account? Register for free") }}
<a class="text-blue-500 hover:text-blue-700 no-underline hover:underline" href="{{ route('register') }}">
{{ __('Register') }}
</a>
</p>
@endif
</div>
</form>
</section>
</div>
</div>
</main>
@endsection
我在你的主刃中看不到@yield('content')添加它就可以了