You need to setup your homepage first!

1. Go to Admin -> Plugins then activate all plugins.

2. Go to Admin -> Pages and create a page:

- Content:
[featured-posts][/featured-posts]
[recent-posts title="What's new?"][/recent-posts]
[featured-categories-posts title="Best for you"][/featured-categories-posts]
[all-galleries limit="8"][/all-galleries]

- Template: No sidebar.

3. Then go to Admin -> Appearance -> Theme options -> Page to set your homepage.