InfoPath Dev

HELP! I have installed the Trial version of qRules. I have followed all directions for installation properly.   However,  I go to open the Mapping Tool for the Sharepoint list (or the Qdabra InfoPath to SharePoint List Tool) and the form will not open saying: "Infopath cannot open a new form. The form template is ...

Thank you for your response! I am up for it or at least looking into it! How hard is it?  Could you point me in the right direction on how to do that?  

I have developed an extensive InfoPath - browser enabled form for my client - 600 + fields. It is a form that is saved to a sharepoint form library. They have SharePoint 2010 (2010 SharePoint server - enterprise edition). Tthis form is quite large (600 + fields), I call it my Selections Form. How I am developing it as an end user is: 1. ...