无法加载控制器:Intro

FILE: D:\xampp\htdocs\ksj\ThinkPHP\Library\Think\App.class.php 　LINE: 99

#0 D:\xampp\htdocs\ksj\ThinkPHP\Library\Think\App.class.php(99): E('\xE6\x97\xA0\xE6\xB3\x95\xE5\x8A\xA0\xE8\xBD\xBD\xE6\x8E\xA7...')
#1 D:\xampp\htdocs\ksj\ThinkPHP\Library\Think\App.class.php(200): Think\App::exec()
#2 D:\xampp\htdocs\ksj\ThinkPHP\Library\Think\Think.class.php(120): Think\App::run()
#3 D:\xampp\htdocs\ksj\ThinkPHP\ThinkPHP.php(96): Think\Think::start()
#4 D:\xampp\htdocs\ksj\index.php(27): require('D:\\xampp\\htdocs...')
#5 {main}