I recently updated to R2018b on a Linux machine (openSUSE 13.2 (Harlequin) (x86_64) 64-bit)
The plot command gives the following error:
Exception in thread "AWT-EventQueue-0": java.lang.RuntimeException: Waited 5000ms for: <9c124b, 20d9054>[count 2 [ add. 0, orig 2], qsz 0, owner <Startup Class Loader>, add.owner Startup Class Loader-SharedResourceRunner] - <AWT-EventQueue-0>
at jogamp.common.util.locks.RecursiveLockImpl01Unfairish.lock(RecursiveLockImpl01Unfairish.java:198)
at com.jogamp.opengl.GLProfile.initSingleton(GLProfile.java:199)
at com.jogamp.opengl.GLProfile.getDefaultDevice(GLProfile.java:2003)
at com.jogamp.opengl.GLCapabilities.<init>(GLCapabilities.java:84)
at com.mathworks.hg.peer.GLCanvasPeerFactory.getCaps(GLCanvasPeerFactory.java:22)
at com.mathworks.hg.peer.GLCanvasPeerFactory.createHGCanvasPeerWithComponent(GLCanvasPeerFactory.java:63)
at com.mathworks.hg.peer.GraphicsPeerWithComponent.createJOGLCanvas(GraphicsPeerWithComponent.java:31)
at com.mathworks.hg.peer.GraphicsPeer.doCreateCanvas(GraphicsPeer.java:91)
at com.mathworks.hg.peer.GraphicsPeer.access$100(GraphicsPeer.java:14)
at com.mathworks.hg.peer.GraphicsPeer$1.run(GraphicsPeer.java:145)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:756)
at java.awt.EventQueue.access$500(EventQueue.java:97)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.awt.EventQueue$3.run(EventQueue.java:703)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:726)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)
