Warning: require(./Framework/ThinkPHP.php): failed to open stream: No such file or directory in /www/wwwroot/suodong/index.php on line 5

Fatal error: require(): Failed opening required './Framework/ThinkPHP.php' (include_path='.:/www/server/php/71/lib/php') in /www/wwwroot/suodong/index.php on line 5