在生产环境中安装Magento 2.1.11时无法实例化接口错误

Question

I am facing the following errors while installing Magento 2.1.11 on production (CentOS, Apache):

        Notice: Undefined property: DOMDocument::$documentElement in /var/www/html/lexingtoncontainer/vendor/magento/framework/ObjectManager/Config/Mapper/Dom.php on line 58

        Notice: Trying to get property of non-object in /var/www/html/lexingtoncontainer/vendor/magento/framework/ObjectManager/Config/Mapper/Dom.php on line 58

        Warning: Invalid argument supplied for foreach() in /var/www/html/lexingtoncontainer/vendor/magento/framework/ObjectManager/Config/Mapper/Dom.php on line 58

        Fatal error: Uncaught Error: Cannot instantiate interface Magento\Framework\Config\CacheInterface in /var/www/html/lexingtoncontainer/vendor/magento/framework/ObjectManager/Factory/Dynamic/Developer.php:73 
Stack trace: #0 /var/www/html/lexingtoncontainer/vendor/magento/framework/ObjectManager/ObjectManager.php(71): Magento\Framework\ObjectManager\Factory\Dynamic\Developer->create('Magento\Framewo...')
     #1 /var/www/html/lexingtoncontainer/vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php(126): Magento\Framework\ObjectManager\ObjectManager->get('Magento\Framewo...')
     #2 /var/www/html/lexingtoncontainer/vendor/magento/framework/ObjectManager/Factory/Dynamic/Developer.php(53): Magento\Framework\ObjectManager\Factory\AbstractFactory->resolveArgument(Array, 'Magento\Framewo...', NULL, 'cache', 'Magento\Framewo...') 
    #3 /var/www/html/lexingtoncontainer/vendor/magento/framework/ObjectManager/Factory/Dynamic/Developer.php(82): Magento\Framework\ObjectManager\Factory\Dynamic\Developer->_resolveArguments('Magento\ in /var/www/html/lexingtoncontainer/vendor/magento/framework/ObjectManager/Factory/Dynamic/Developer.php on line 73.

Answer 1

这是一个权限问题，请检查您的所有权限（可能现在太晚了，但是如果有人在挣扎，则值得这样做）