Step-by-step application development expert perspective

Hi, does anyone know what the problem with full Board: visible-to-connection in the following code:


Fans now see this content
Non fans will see this content.

Quite simple lines of code just to test the functionality, but is not running. You have read tons of tutorials and but but the only thing a fan page shows all the content-checking is no fan-fan at the same time. Does someone have a clear idea what's wrong?
Thanks in advance!