java.lang.Exception: Failed to set display mode. Unable to enter fullscreen, continuing in windowed mode at org.lwjgl.util.Display.setDisplayMode(Display.java:243) at TWindow.setDisplayMode(TWindow.java:94) at TWindow.startRendering(TWindow.java:58) at Game.(Game.java:19) at Game.main(Game.java:11) Exception in thread "main" java.lang.NullPointerException at Game.frameRendering(Game.java:36) at TWindow.gameLoop(TWindow.java:123) at TWindow.startRendering(TWindow.java:84) at Game.(Game.java:19) at Game.main(Game.java:11)