Php 在symfony 4上安装composer时出错_Php_Symfony

Php 在symfony 4上安装composer时出错

php symfony

Php 在symfony 4上安装composer时出错,php,symfony,Php,Symfony,这是我运行composer install以更新composer依赖项时得到的结果，我已删除composer.lock以确保更新的依赖项将被下载 Executing script cache:clear [KO] [KO] Script cache:clear returned with error code 255 !! !! Fatal error: Declaration of App\Middleware\EventBusMiddleware::handle($message, ca

这是我运行

composer install

以更新composer依赖项时得到的结果，我已删除composer.lock以确保更新的依赖项将被下载

Executing script cache:clear [KO]
 [KO]
Script cache:clear returned with error code 255
!!
!!  Fatal error: Declaration of App\Middleware\EventBusMiddleware::handle($message, callable $next) must be compatible with Symfony\Component\Messenger\Middleware\MiddlewareInterface::handle(Symfony\Component\Messenger\Envelope $envelope, Symfony\Component\Messenger\Middleware\StackInterface $stack): Symfony\Component\Messenger\Envelope in /var/www/html/src/Middleware/EventBusMiddleware.php on line 8
!!
!!  In EventBusMiddleware.php line 8:
!!
!!    Compile Error: Declaration of App\Middleware\EventBusMiddleware::han
!!    dle($message, callable $next) must be compatible with Symfony\Component\Mes
!!    senger\Middleware\MiddlewareInterface::handle(Symfony\Component\Messenger\E
!!    nvelope $envelope, Symfony\Component\Messenger\Middleware\StackInterface $s
!!    tack): Symfony\Component\Messenger\Envelope
!!
!!
!!
Script @auto-scripts was called via post-install-cmd

有人能帮我理解这个错误吗？

从您粘贴到这里的内容来看，您使用的symfony/messenger软件包版本似乎与EventBus中间件中声明的代码不兼容。您应该检查composer.json以查找依赖项，或者如果代码是由您编写的，则根据接口的声明更新handle方法的声明。是的，似乎composer安装得到的捆绑包版本与EventBusMiddleware不兼容。谢谢你的帮助。：）