Posted by Wade Walker on Jan 30, 2019; 2:15am
URL: https://forum.jogamp.org/NewtCanvasSWT-Linux-Exception-with-GTK-VERSION-tp4039442p4039447.html

Julien's fix looks like it should work; I'll try it out on Ubuntu. I need to rebuild my VM first though; my previous one is too old to be representative. I found a JUnit test that will sensitize this error, so I'll first confirm that it fails when I upgrade the SWT JARs in the build.