Piwik 2.0.3 - cannot track an download link from newsletter campaign

Hi,

I want to track an download link from newsletter campaign using tracking as described below:

http://<piwik_host>/piwik.php?idsite=1&rec=1&url=http%3A%2F%2Fmy_website.com%2Fupdates%2Ffile.zip%3Fpk_campaign%3Dnewsletter%26pk_kwd%3Dnewsletter45.

The idsite is correct, but on Referers -> Campaigns -> No campaign entry was found.

What can I do for recording campaigns in PIWIK. I have installed PIWIK 2.0.3.

Thanks for help,
MariaD

To learn how to track campaigns, read this: Tracking Campaigns – Analytics Piwik - Analytics Platform - Matomo