Oh and, the Plugin does now work with WP 4.1. I uninstalled and re-installed the plugin to get the database connection reset. Thanks again.
I did a lot of research on this and found that unfortunately the HubSpot token validation has a time limit. The complete answer can be found here:
https://wordpress.org/support/topic/hubspot-needs-authorized-again-and-again?replies=6
Thanks for the reply.