Protected Content plugin activation results in
This webpage has a redirect loop
The webpage at http://www.automatedcontrols.net/wp-admin/plugins.php?action=activate&plugin=protected-content%2Fprotected-content.php&plugin_status=all&paged=1&s&_wpnonce=1d63e96770&ms_ts=1429907710 has resulted in too many redirects. Clearing your cookies for this site or allowing third-party cookies may fix the problem. If not, it is possibly a server configuration issue and not a problem with your computer.
Learn more about this problem.
The server is a local server.
I don't think it's my computer's cookies, because I use the plugin just fine.