Content Directory problem on Synology NAS

[Foxman50]

Hi All

Id thought id have a go and install Minimserver on my Synology 212j NAS, see how it compares to the in built "Media Server".

Anyway ive installed Java 7 embedded and installed Minimserver, all ok. the problem is that when i try to open Minimserver i just get a blank screen. In the log i get

   

I therefore cant add the link for the "content directory". Is there another way to add the link?