Warning: conf_init(./sites/default/settings.php) [function.conf-init]: failed to open stream: No such file or directory in /Library/WebServer/Drupal/includes/bootstrap.inc on line 154

Fatal error: conf_init() [function.require]: Failed opening required './sites/default/settings.php' (include_path='.:') in /Library/WebServer/Drupal/includes/bootstrap.inc on line 154