Warning: require(/var/www/html/wp-includes/class-wp-meta-query.php): Failed to open stream: Permission denied in /var/www/html/wp-settings.php on line 118

Fatal error: Uncaught Error: Failed opening required '/var/www/html/wp-includes/class-wp-meta-query.php' (include_path='.:/usr/local/lib/php') in /var/www/html/wp-settings.php:118
Stack trace:
#0 /var/www/html/wp-config.php(118): require_once()
#1 /var/www/html/wp-load.php(50): require_once('/var/www/html/w...')
#2 /var/www/html/wp-blog-header.php(4): require_once('/var/www/html/w...')
#3 /var/www/html/index.php(3): require('/var/www/html/w...')
#4 {main}
  thrown in /var/www/html/wp-settings.php on line 118