So, hab mich gleich mal registriert  
Also ich habe die Änderungen in der "config.properties" Datei vorgenommen, aber leider kam dann wieder diese Meldung, dass der Vollbildmodus deaktiviert wird.
Ich hab jetzt aber auch eine Shell-Erweiterung gefunden, welches die obere Leiste ausblendet, wenn ein Programm, ich nenne es mal im "vollen Fenstermodus",
gestartet wird. Also jetzt sieht es schon so aus, als wenn ich im Vollbildmodus spielen würde, auch wenn es nur ein Fake ist. 
Hier noch mal der aktuelle Errorlog, da hat sich ganz unten bei "Error details" was geändert, vllt. ist es ja wichtig 
 
	
		
		
				/////////////////////////////////////////////////////////////////////////////////
 Report of 08/29/2016   11:35 PM by Kuzan83  Version: 0.7.2_30  (Steamversion)
 OS: Linux   Version: 4.2.6-301.fc23.x86_64  Java version: 1.8.0_91   JVM architecture: amd64
 JVM Memory used: 43,83 MB  reserved: 255,46 MB  max: 4225,24 MB
 /////////////////////////////////////////////////////////////////////////////////
 (b: 0  f: 0  i: 0  s: 0  d: 0)
 Total   heap memory held: 42806kb
 Total direct memory held: 0kb
 (b: 0kb  f: 0kb  i: 0kb  s: 0kb  d: 0kb)
 /////////////////////////////////////////////////////////////////////////////////
 Resolution: 1920x1080   (Fullscreen)
 DynamicLights: 100   Quality: 2
 ViewDistance: 21    (LOD: 50)
 LS(Q)/LG/ENV/PHD/NM/FOD/FXAA/SPEC/REFR/SSAO/INST: 1(110)/1/1/1/1/1/1/1/1/1/1
 /////////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////////
 Total running time: 0.0   IngameState: false   Avg. Fps: 0
 /////////////////////////////////////////////////////////////////////////////////
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/risingworld.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/core/jbullet.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/core/jinput.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/core/jinput-natives-linux.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/core/jinput-natives-osx.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/core/jinput-natives-windows.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/core/jme3-core.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/core/jme3-desktop.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/core/jme3-effects.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/core/jme3-jbullet.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/core/jme3-lwjgl.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/core/jutils.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/core/lwjgl.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/core/lwjgl-natives-linux.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/core/lwjgl-natives-osx.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/core/lwjgl-natives-windows.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/core/stack-alloc.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/core/vecmath.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/data/server.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/data/commons.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/data/jiw/apigility.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/data/jiw/java-fmod.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/data/jiw/java-fmod-natives.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/data/jiw/jiw-gui.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/data/jiw/jiw-network.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/data/jiw/vertx-client.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/data/jiw/rcon.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/lib/steamworks4j.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/lib/steamworks4j-natives.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/lib/snakeyaml.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/lib/sqlite-jdbc.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/lib/netty.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/lib/javax-json.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/lib/luaj.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/data/assets/interface.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/data/assets/materials.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/data/assets/models.jar (null)
 home/pando/.local/share/Steam/steamapps/common/RisingWorld/data/assets/textures.jar (null)
 /////////////////////////////////////////////////////////////////////////////////
 java.lang.RuntimeException: Unable to find fullscreen display mode matching settings
 	at com.jme3.system.lwjgl.LwjglDisplay.createContext(LwjglDisplay.java:79)
 	at com.jme3.system.lwjgl.LwjglAbstractDisplay.initInThread(LwjglAbstractDisplay.java:114)
 	at com.jme3.system.lwjgl.LwjglAbstractDisplay.run(LwjglAbstractDisplay.java:212)
 	at java.lang.Thread.run(Thread.java:745) 
	 
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