jar file doesn't work

Game wouldn't launch, looks like you have forgotten to include game assets.

Exception in thread "main" java.lang.IllegalArgumentException: input == null!
at javax.imageio.ImageIO.read(Unknown Source)
at com.ld30.connected_worlds.graphics.ImageLoader.<init>(ImageLoader.java:18)
at com.ld30.connected_worlds.objects.entity.Baddie.<init>(Baddie.java:21)
[...]

In other words, your assets aren't set correctly.

Yeah, won't run.

doesn't work

Doesn't even launch. I don't even know if this is a proper entry.

yeah sorry about that, there is no point in fixing it now, and no it wasn't a proper entry, it was way to rushed, there is virtually no gameplay to it anyway.