I downloaded a jar file from here. But - I don't know how to get it to run. Here's the error I get:
$ java -jar /path/to/JabRef-4.1.jar
Error: Could not find or load main class org.jabref.JabRefMain
What am I doing wrong, or rather, what am I missing?
I'm running GNU/Linux Mint 18.3 on an x86_64 machine.