Laravel错误，消息“ Class App \ Http \ Kernel不存在”的未捕获异常“ Re​​flectionException”

Question

当我想在laravel 5.2项目中添加表单时，在composer中遇到了一些错误。之后，我的整个项目出现了一个奇怪的错误：

致命错误：C：\ xampp \ htdocs \ gifkadeh \ vendor \ laravel \ framework \ src \ Illuminate \ Container \ Container.Container.php：738堆栈跟踪中未捕获的异常“ Re​​flectionException”，消息为“类App \ Http \ Kernel不存在” ：＃0 C：\ xampp \ htdocs \ gifkadeh \ vendor \ laravel \ framework \ src \ Illuminate \ Container \ Container.php（738）：ReflectionClass-> __ construct（'App \ Http \ Kernel'）＃1 C：\ xampp \ htdocs \ gifkadeh \ vendor \ laravel \ framework \ src \ Illuminate \ Container \ Container.php（633）：Illuminate \ Container \ Container-> build（'App \ Http \ Kernel'，Array）＃2 C：\ xampp \ htdocs \ gifkadeh \ vendor \ laravel \ framework \ src \ Illuminate \ Foundation \ Application.php（697）：Illuminate \ Container \ Container-> make（'App \ Http \ Kernel'，Array）＃3 C：\ xampp \ htdocs \ gifkadeh \ vendor \ laravel \ framework \ src \ Illuminate \ Container \ Container.php（230）：Illuminate \ Foundation \ Application-> make（'App \ Http \ Kernel'，Array）＃4 C：\ xampp \ htdocs \ gifkadeh \ vendor \ laravel \ framework \ src \ Illuminate \ Container \ Container.php（735）：Illuminate \ Container \ Container-> Illuminate \ Container {closure}（Object（Illuminate in C：\ xampp \ htdocs \ gifkadeh \ vendor \ laravel \ framework \ src \ Illuminate \ Container \ Container.php在第738行

Answer 1

有时，依赖项不兼容或存在一些错误。您可以尝试：

1. 恢复旧的composer.lock文件
2. 删除供应商文件夹
3. 执行“ composer安装”