Warning: require(/var/www/html/app/etc/vendor_path.php): failed to open stream: Permission denied in /var/www/html/app/autoload.php on line 25

Warning: require(/var/www/html/app/etc/NonComposerComponentRegistration.php): failed to open stream: Permission denied in /var/www/html/vendor/composer/autoload_real.php on line 73

Warning: require(/var/www/html/app/etc/registration_globlist.php): failed to open stream: Permission denied in /var/www/html/app/etc/NonComposerComponentRegistration.php on line 20

Warning: require_once(errors/404.php): failed to open stream: No such file or directory in /var/www/html/pub/get.php on line 47

Fatal error: require_once(): Failed opening required 'errors/404.php' (include_path='/var/www/html/generated/code:/var/www/html/vendor/magento/zendframework1/library:.') in /var/www/html/pub/get.php on line 47