Posted by gouessej on Aug 28, 2015; 7:32am
URL: https://forum.jogamp.org/JOGL-2-support-for-Ardor3D-JMonkeyEngine-3-jzy3d-and-NiftyGUI-tp1706747p4035150.html

The regression is here:
https://github.com/jMonkeyEngine/jmonkeyengine/commit/77a4002c3d31afe28ddb1f618cb5d196cdce7384#commitcomment-12942178

There is the same bug in JoglAbstractDisplay.

Edit.: Just put this call in canvas.invoke(false, new GLRunnable() {  public boolean run(GLAutoDrawable glad) { /*HERE*/ }}); and it will work.