I think it would help to first get a clearer picture of your setup, so how about downloading the Boot Info Script
to your desktop, and then do the following as root user
, but replace <username> with your username:
That will create a "RESULTS.txt" file in the same directory from where the script is run, namely your desktop; please copy/paste the contents of that file to your next post. That will help clarify your setup and make it easier to figure out what the best solution to your booting problem might be.