Notice: Use of undefined constant __DIR__ - assumed '__DIR__' in D:\html\lark\wwwroot\vendor\autoload.php on line 3

Warning: require_once(__DIR__/composer/autoload_real.php) [function.require-once]: failed to open stream: No such file or directory in D:\html\lark\wwwroot\vendor\autoload.php on line 3

Fatal error: require_once() [function.require]: Failed opening required '__DIR__/composer/autoload_real.php' (include_path='.;D:/html/lark/wwwroot/') in D:\html\lark\wwwroot\vendor\autoload.php on line 3