Notice: Use of undefined constant DRUPAL_ROOT - assumed 'DRUPAL_ROOT' in C:\inetpub\wwwroot\includes\bootstrap.inc on line 2319

Warning: require_once(DRUPAL_ROOT/includes/errors.inc): failed to open stream: No such file or directory in C:\inetpub\wwwroot\includes\bootstrap.inc on line 2319

Fatal error: require_once(): Failed opening required 'DRUPAL_ROOT/includes/errors.inc' (include_path='.;C:\php\pear') in C:\inetpub\wwwroot\includes\bootstrap.inc on line 2319