Warning:  require_once(App/Lib/router.php): Failed to open stream: Permission denied in /home/alfaatsm/public_html/index.php on line 17

Fatal error:  Uncaught Error: Failed opening required 'App/Lib/router.php' (include_path='.:/opt/alt/php83/usr/share/pear:/opt/alt/php83/usr/share/php:/usr/share/pear:/usr/share/php') in /home/alfaatsm/public_html/index.php:17
Stack trace:
#0 {main}
  thrown in /home/alfaatsm/public_html/index.php on line 17