twig.controller.exception does not exist



>我的symfony项目有问题。 我有此错误消息

(2/2( 无效参数异常

类 "twig.controller.exception" 不存在。 控制器旋转变压器.php第 96 行位于 ControllerResolver->createController('twig.controller.exception::showAction'(in 容器控制器解析器.php第 63 行位于 ContainerControllerResolver->createController('twig.controller.exception::showAction'(in 控制器旋转变压器.php第 43 行位于 ControllerResolver->createController('twig.controller.exception::showAction'(in 控制器旋转变压器.php第 69 行位于 ControllerResolver->getController(object(Request((in 容器控制器解析器.php第 41 行位于 ContainerControllerResolver->getController(object(Request((in 可追溯控制器旋转变压器.php第 38 行位于 TraceableControllerResolver->getController(object(Request((in HttpKernel.php line 132 at HttpKernel->handleRaw(object(Request(, 2(in HttpKernel.php 第 66 行位于 HttpKernel->handle(object(Request(, 2, false(在 ExceptionListener 中.php第 59 行位于 ExceptionListener->onKernelException(object(GetResponseForExceptionEvent(, 'kernel.exception', object(TraceableEventDispatcher(( at call_user_func(array(object(ExceptionListener(, 'onKernelException'(, object(GetResponseForExceptionEvent(, 'kernel.exception', object(TraceableEventDispatcher((in WrappedListener.php第 104 行 WrappedListener->__invoke(object(GetResponseForExceptionEvent(, 'kernel.exception', object(EventDispatcher((in EventDispatcher.php 第 212 行在 EventDispatcher->doDispatch(array(object(WrappedListener(, 对象(包装侦听器(, 对象(包装侦听器(, 对象(包装侦听器(, 对象(包装侦听器(, object(WrappedListener((, 'kernel.exception', object(GetResponseForExceptionEvent((in EventDispatcher.php第 44 行位于 EventDispatcher->dispatch('kernel.exception', object(GetResponseForExceptionEvent((in TraceableEventDispatcher.php 第 139 行位于 TraceableEventDispatcher->dispatch('kernel.exception', object(GetResponseForExceptionEvent((in HttpKernel.php line 219 at HttpKernel->handleException(object(InvalidArgumentException(, object(Request(, 1(在 HttpKernel 中.php第 77 行位于 HttpKernel->handle(object(Request(, 1, true(in Kernel.php line 190 at 内核->句柄(对象(请求((在索引中.php第 37 行

当我转到我的页面时,我正在使用Symfony 4.0.11,我已经"composer require twig

"

你可以检查你名字的文件夹或文件是否与你在函数控制器中调用的文件夹或文件匹配:)。在我的情况下,这就是此错误的原因

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