Notice: Use of undefined constant ENGINE_PATH - assumed 'ENGINE_PATH' in D:\dm\phpStudy\PHPTutorial\WWW\gm\ThinkPHP\Extend\Engine\cluster.php on line 29

Notice: Use of undefined constant APP_PATH - assumed 'APP_PATH' in D:\dm\phpStudy\PHPTutorial\WWW\gm\ThinkPHP\Extend\Engine\cluster.php on line 35

Warning: require(ENGINE_PATHCluster/build_first_app.php) [function.require]: failed to open stream: No such file or directory in D:\dm\phpStudy\PHPTutorial\WWW\gm\ThinkPHP\Extend\Engine\cluster.php on line 39

Fatal error: require() [function.require]: Failed opening required 'ENGINE_PATHCluster/build_first_app.php' (include_path='.;D:\dm\phpStudy\PHPTutorial\tools\pear\pear') in D:\dm\phpStudy\PHPTutorial\WWW\gm\ThinkPHP\Extend\Engine\cluster.php on line 39