.:/home/qubodup/NabalX (linux -x86) a b Exception in thread "AWT-EventQueue-0" javax.media.opengl.GLException: pbuffer creation error: glXChooseFBConfig() failed at com.sun.opengl.impl.x11.X11PbufferGLDrawable.createPbuffer(X11PbufferGLDrawable.java:126) at com.sun.opengl.impl.x11.X11PbufferGLDrawable.(X11PbufferGLDrawable.java:73) at com.sun.opengl.impl.x11.X11GLDrawableFactory$2.run(X11GLDrawableFactory.java:311) at com.sun.opengl.impl.x11.X11GLDrawableFactory.maybeDoSingleThreadedWorkaround(X11GLDrawableFactory.java:671) at com.sun.opengl.impl.x11.X11GLDrawableFactory.createGLPbuffer(X11GLDrawableFactory.java:318) at org.nablax.panels.GamePanel.(GamePanel.java:60) at org.nablax.panels.NablaXMain.(NablaXMain.java:78) at org.nablax.panels.NablaXMain$2.run(NablaXMain.java:233) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:226) at java.awt.EventQueue.dispatchEvent(EventQueue.java:602) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:275) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:200) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:190) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:185) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:177) at java.awt.EventDispatchThread.run(EventDispatchThread.java:138)