Warning: include(./CometServerTestApi.php): failed to open stream: No such file or directory in /var/www/apache2/comet-server.com/doc/CometQL/CentOS-N1-TestPage/index.php on line 9

Warning: include(): Failed opening './CometServerTestApi.php' for inclusion (include_path='.:/usr/share/php') in /var/www/apache2/comet-server.com/doc/CometQL/CentOS-N1-TestPage/index.php on line 9

Fatal error: Uncaught Error: Class 'CometServerApi' not found in /var/www/apache2/comet-server.com/doc/CometQL/CentOS-N1-TestPage/index.php:34
Stack trace:
#0 /var/www/apache2/comet-server.com/doc/CometQL/CentOS-N1-TestPage/index.php(54): testPHPapi()
#1 {main}
  thrown in /var/www/apache2/comet-server.com/doc/CometQL/CentOS-N1-TestPage/index.php on line 34