** Uncaught Exception! ** I need help

[WBEH]

Version: 0.16.1
Build date: 2018-06-03 19:24
OS: Linux (amd64)
JRE: 1.8.0_73
Error: ** Uncaught Exception! **
Stack trace:

java.lang.ExceptionInInitializerError
	at org.newdawn.slick.AppGameContainer$1.run(AppGameContainer.java:39)
	at java.security.AccessController.doPrivileged(Native Method)
	at org.newdawn.slick.AppGameContainer.<clinit>(AppGameContainer.java:36)
	at itdelatrisu.opsu.Opsu.main(Opsu.java:195)
Caused by: java.lang.NullPointerException
	at org.lwjgl.opengl.LinuxDisplay.getAvailableDisplayModes(LinuxDisplay.java:947)
	at org.lwjgl.opengl.LinuxDisplay.init(LinuxDisplay.java:738)
	at org.lwjgl.opengl.Display.<clinit>(Display.java:138)
	... 4 more