Hey, I can't get your app to run in Fedora Linux x64. I've tried both openjdk and oracle jre.
This is the end of the log I get when I run java -verbose with oracle java :
[Loaded sun.util.locale.LanguageTag from /usr/java/jre1.8.0_91/lib/rt.jar]
[Loaded sun.util.resources.OpenListResourceBundle...