This question has come up a few times. The PDF server does not run on Windows.
Assuming you need to keep your current Windows-based configuration, you might consider setting up a separate search head running linux to support PDF reporting. Then, you can follow the docs here to configure PDF printing.
See also:
http://answers.splunk.com/questions/12368/pdf-report-server-on-windows-host
http://answers.splunk.com/questions/10348/is-there-any-way-to-print-reports-to-pdf-on-windows
This question has come up a few times. The PDF server does not run on Windows.
Assuming you need to keep your current Windows-based configuration, you might consider setting up a separate search head running linux to support PDF reporting. Then, you can follow the docs here to configure PDF printing.
See also:
http://answers.splunk.com/questions/12368/pdf-report-server-on-windows-host
http://answers.splunk.com/questions/10348/is-there-any-way-to-print-reports-to-pdf-on-windows