Can't start openhab

Hi, i’m new to this ! i see a lot of potentiel but also a lot of work ! I try and retry all day and i can’t start it … i’m on OS X and i installed the demo version and i’m not able to open it in web browser.

this is my log:

EDIT: I’m having trouble with my port on my mac (need to find a way to fix it ) since I change my defaut port a was still trying to connect to the default port

Sorry my bad