I am having an issue with the Affiliate Plugin. I am using

I am having an issue with the Affiliate Plugin. I am using Market place shop and would like to create and manage an affiliate program. I installed the Affiliate plugin and I when I go to setting Add on the following is enabled:

MarketPress
Affiliate system plugin for the WordPress MarketPress plugin. Used to track purchases from affiliate referals.
Active

Directory -- plugin not installed
Affiliate system plugin for the WordPress Directory plugin
MarketPress
Affiliate system plugin for the WordPress MarketPress plugin. Used to track purchases from affiliate referals.

The issue is that there is no way to "activate" the Directory plugin