I cannot access to my application

Hola!

I've upload an application to site5 hosting, I've configured as it
should be, but when I try to access I get the following error:

Ruby on Rails application could not be started

These are the possible causes:

I've upload an application to site5 hosting, I've configured as it
should be, but when I try to access I get the following error:

Ruby on Rails application could not be started

/

Further information about the error may have been written to the
application's log file. Please check it in order to analyse the
problem.

So, what's in the log?

What happens when you try to start a console?