我的akeneo 安装工作得很好，没有任何错误。但是当我想启动应用程序时，会出现以下错误：
警告：需要（web/akeneo/pim-community-standard/var/cache/prod/doctrine/orm/Proxies/__CG__PimBundleCatalogBundleEntityLocale.php）：无法打开流：web/akeneo/pim-community-中没有这样的文件或目录standard/vendor/doctrine/common/lib/Doctrine/Common/Proxy/AbstractProxyFactory.php 在第 209 行致命错误：require(): Failed opening required 'web/akeneo/pim-community-standard/var/cache/prod/doctrine /orm/Proxies/__CG__PimBundleCatalogBundleEntityLocale.php' (include_path='.:/usr/local/lib/php') 在 web/akeneo/pim-community-standard/vendor/doctrine/common/lib/Doctrine/Common/Proxy/ AbstractProxyFactory.php 第 209 行致命错误：未捕获 Symfony\Component\Debug\Exception\FatalErrorException：编译错误：require(): Failed opening required 'web/akeneo/pim-community-standard/var/cache/prod/doctrine/orm/Proxies/__CG__PimBundleCatalogBundleEntityLocale.php' (include_path='.:/usr/local/lib/php') 在 web/akeneo/pim-community -standard/vendor/doctrine/common/lib/Doctrine/Common/Proxy/AbstractProxyFactory.php:209 堆栈跟踪：#0 {main} Next RuntimeException：无法启动会话，因为标头已由“web/akeneo/ pim-community-standard/vendor/doctrine/common/lib/Doctrine/Common/Proxy/AbstractProxyFactory.php”在第 209 行。在 web/akeneo/pim-community-standard/vendor/symfony/symfony/src/Symfony/Component /HttpFoundation/Session/Storage/NativeSessionStorage.php:141 堆栈跟踪：#0 web/akeneo/pim-community-standard/vendor/symfony/symfony/src/Symfony/Component/HttpFoun 在 web/akeneo/pim-community-standard/vendor/symfony/symfony/src/Symfony/Component/HttpFoundation/第 141 行的 Session/Storage/NativeSessionStorage.php
有人能帮我吗？