我似乎偶尔会在启用CSRF的表单上遇到此错误。但是一旦你回去尝试再次提交表格，它就可以了。
Illuminate\Session\TokenMismatchException:
/var/www/laravel/app/filters.php:100 {closure}
[internal]:0 call_user_func_array
/var/www/laravel/vendor/laravel/framework/src/Illuminate/Events/Dispatcher.php:199 fire
/var/www/laravel/vendor/laravel/framework/src/Illuminate/Events/Dispatcher.php:154 until
/var/www/laravel/vendor/laravel/framework/src/Illuminate/Routing/Router.php:1399 callRouteFilter
/var/www/laravel/vendor/laravel/framework/src/Illuminate/Routing/Router.php:1361 callAttachedBefores
/var/www/laravel/vendor/laravel/framework/src/Illuminate/Routing/Router.php:1248 callRouteBefore
/var/www/laravel/vendor/laravel/framework/src/Illuminate/Routing/Router.php:996 dispatchToRoute
/var/www/laravel/vendor/laravel/framework/src/Illuminate/Routing/Router.php:968 dispatch
/var/www/laravel/vendor/laravel/framework/src/Illuminate/Foundation/Application.php:738 dispatch
/var/www/laravel/vendor/laravel/framework/src/Illuminate/Foundation/Application.php:708 handle
/var/www/laravel/vendor/laravel/framework/src/Illuminate/Http/FrameGuard.php:38 handle
/var/www/laravel/vendor/laravel/framework/src/Illuminate/Session/Middleware.php:72 handle
/var/www/laravel/vendor/laravel/framework/src/Illuminate/Cookie/Queue.php:47 handle
/var/www/laravel/vendor/laravel/framework/src/Illuminate/Cookie/Guard.php:51 handle
/var/www/laravel/vendor/stack/builder/src/Stack/StackedHttpKernel.php:23 handle
/var/www/laravel/vendor/laravel/framework/src/Illuminate/Foundation/Application.php:606 run
/var/www/laravel/public/index.php:49 [main]
如果有任何其他可能有用的信息，请告诉我。谢谢！
答案 0 :(得分：0)
如果启用了CSRF过滤器并且未使用Form :: token（）来生成隐藏的csrf令牌，则会发生此错误。如果您要发送ajax呼叫，通常会错过这个。