simplexml_load_file exists

Warning: file_get_contents(http://localhost:8983/solr/select?start=0&rows=10&qt=standard&q=%28contentType:+question%29+AND+%28are+you+macaroni+and+cheese+%29&hl=true&hl.fragsize=250&hl.fl=body) [function.file-get-contents]: failed to open stream: Permission denied in /var/www/html/drupal/modules/pisigma/solr/test.php on line 24