Between my title my store is showing a block with code (link above) prior to showing my products. How do I get rid of this?
First of all disable Debug Mode in Customization > Settings > General panel.
This will remove the RCCatalog Object... box useful while debugging.
Then make sure your MySQL details are correct (host, username and password).
I see Connection failed: SQLSTATE[28000] [1045] Access denied for user....