Warning: require_once(E:\xampp\htdocs/includes/bootstrap.inc): failed to open stream: No such file or directory in E:\xampp\htdocs\index.php on line 31

Fatal error: require_once(): Failed opening required 'E:\xampp\htdocs/includes/bootstrap.inc' (include_path='.;E:\xampp\php\PEAR') in E:\xampp\htdocs\index.php on line 31