Posted by ericg on Oct 15, 2014; 6:46pm
URL: https://forum.jogamp.org/No-glDebugMessageCallback-in-javax-media-opengl-GL4-tp4033318p4033365.html

Those test look similar to what I am doing with likely the same effect:

drawable.setGL(new DebugGL4(drawable.getGL().getGL4()));

This gives me great error/stacktrace output with line numbers etc.

Thanks.