Fatal error: Uncaught Magento\Framework\Exception\RuntimeException: Invalid configuration file: '/home/magento4/public_html/app/etc/config.php' in /home/magento4/public_html/vendor/magento/framework/App/DeploymentConfig/Reader.php:115 Stack trace: #0 /home/magento4/public_html/vendor/magento/framework/App/DeploymentConfig.php(145): Magento\Framework\App\DeploymentConfig\Reader->load() #1 /home/magento4/public_html/vendor/magento/framework/App/DeploymentConfig.php(70): Magento\Framework\App\DeploymentConfig->load() #2 /home/magento4/public_html/vendor/magento/framework/App/Bootstrap.php(410): Magento\Framework\App\DeploymentConfig->get('MAGE_MODE') #3 /home/magento4/public_html/vendor/magento/framework/App/Bootstrap.php(430): Magento\Framework\App\Bootstrap->isDeveloperMode() #4 /home/magento4/public_html/vendor/magento/framework/App/Bootstrap.php(272): Magento\Framework\App\Bootstrap->terminate(Object(Magento\Framework\Exception\RuntimeException)) #5 /home/magento4/public_html/index.php(39): Magento\Framework\App\Bootstra in /home/magento4/public_html/vendor/magento/framework/App/DeploymentConfig/Reader.php on line 115