...

java.lang.RuntimeException: org.lwjgl.LWJGLException: X Error - disp: 0x7fbef90817a0 serial: 84 error: GLXUnsupportedPrivateRequest request_code: 156 minor_code: 16
	at org.lwjgl.opengl.Display.update(Display.java:648)
	at org.lwjgl.opengl.Display.update(Display.java:628)
	at org.lwjgl.opengl.Display.initContext(Display.java:1036)
	at org.lwjgl.opengl.Display.create(Display.java:853)
	at org.lwjgl.opengl.Display.create(Display.java:757)
	at net.minecraftforge.client.ForgeHooksClient.createDisplay(ForgeHooksClient.java:327)
	at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:432)
	at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:867)
	at net.minecraft.client.main.Main.main(SourceFile:148)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
	at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
Caused by: org.lwjgl.LWJGLException: X Error - disp: 0x7fbef90817a0 serial: 84 error: GLXUnsupportedPrivateRequest request_code: 156 minor_code: 16
	at org.lwjgl.opengl.LinuxDisplay.globalErrorHandler(LinuxDisplay.java:321)
	at org.lwjgl.opengl.LinuxContextImplementation.nSwapBuffers(Native Method)
	at org.lwjgl.opengl.LinuxContextImplementation.swapBuffers(LinuxContextImplementation.java:79)
	at org.lwjgl.opengl.ContextGL.swapBuffers(ContextGL.java:175)
	at org.lwjgl.opengl.DrawableGL.swapBuffers(DrawableGL.java:90)
	at org.lwjgl.opengl.Display.swapBuffers(Display.java:618)
	at org.lwjgl.opengl.Display.update(Display.java:646)
	... 14 more