开启app_dubug提示的错误：
Fatal error: Call to undefined function Think\C() in /usr/local/http2/htdocs/ThinkPHP/Library/Think/Think.class.php on line 313
没开的错误：
Warning: include(C:\wamp\www\ThinkPHP\Library/Think/Log.class.php) [function.include]: failed to open stream: No such file or directory in /usr/local/http2/htdocs/ThinkPHP/Library/Think/Think.class.php on line 151
Warning: include() [function.include]: Failed opening 'C:\wamp\www\ThinkPHP\Library/Think/Log.class.php' for inclusion (include_path='.:/usr/local/php/lib/php') in /usr/local/http2/htdocs/ThinkPHP/Library/Think/Think.class.php on line 151
Fatal error: Class 'Think\Log' not found in /usr/local/http2/htdocs/ThinkPHP/Library/Think/Think.class.php on line 335
Warning: include(C:\wamp\www\ThinkPHP\Library/Think/Log.class.php) [function.include]: failed to open stream: No such file or directory in /usr/local/http2/htdocs/ThinkPHP/Library/Think/Think.class.php on line 151
Warning: include() [function.include]: Failed opening 'C:\wamp\www\ThinkPHP\Library/Think/Log.class.php' for inclusion (include_path='.:/usr/local/php/lib/php') in /usr/local/http2/htdocs/ThinkPHP/Library/Think/Think.class.php on line 151
Fatal error: Class 'Think\Log' not found in /usr/local/http2/htdocs/ThinkPHP/Library/Think/Think.class.php on line 264

你把和tp有关的文件夹文件等都设为777权限试试