InfoPath Dev

 I am the site admin.  It's a brand new Sharepoint box I installed myself.  I am new to SP, so I don't know what sandbox publish is. The QdabraRules.xml error went away at one point.

 I installed the Free Trial, but I can't get it to work.  I'm on SP2010.  When I publish the form it says that it can only be opened in the filler (did not used to do this).  Furthmore, when I click to add a document, I get an error that the path to QdabraRules.xml is not valid.

Please forgive my ignorance as I am a complete newbie to both Infopath and Sharepoint. I have a particular business requirement in which the most novice user should be able to submit some info that other people can see and edit if necessary.  After some research, I chose Infopath forms and saving to a form library in Sharepoint because of ...