It’s better to start a new topic for your kind of issue lorenzocoffee. I flipped the support red light on in this topic. We can do this here. When you start a new topic *you* have the ability to designate the topic as a support question and people will notice.
OK. You’re trying to upgrade from the beta version of bp to RC-1. After uploading and replacing all the files in /mu-plugins and then moving the new themes to the proper locations in /themes and /wp-content, things don’t work.
What does your apache error log say when you try to access your site. What is the url to your site?