[CentOS] The requested URL was not found on this server

On 18/04/12 10:04, Prabhpal S. Mavi wrote:
> where as this URL (graph_view.php) exist on the server, that is under
> Cacti folder "/var/www/html/cacti/graph_view.php".
> 
> But Apache is looking under DocumentRoot that is
> "/var/www/html/graph_view.php".

You need to tell Cacti where the root of the installation is. Have a
look for the line

$url_path = "/";

in config.php and set as needed.