===== xml-not-found =====

PNP was called with a host and a service in the URL

Example:
   http://<nagios-server>/pnp4nagios/graph?host=<this-host>&srv=<this-service>

The name of the XML file contains ''host'' and ''srv''. The path is shown in the error message.

This xml file cannot be found be the web server or is not readable.