Notice: Use of undefined constant DRUPAL_ROOT - assumed 'DRUPAL_ROOT' in /srv/www/default/htdocs/includes/bootstrap.inc on line 2606

Warning: require_once(DRUPAL_ROOT/includes/errors.inc) [function.require-once]: failed to open stream: No such file or directory in /srv/www/default/htdocs/includes/bootstrap.inc on line 2606

Fatal error: require_once() [function.require]: Failed opening required 'DRUPAL_ROOT/includes/errors.inc' (include_path='.:/usr/lib/php') in /srv/www/default/htdocs/includes/bootstrap.inc on line 2606