Jesse Chavez

No sure if I have to commit the generated jar file `lib/warbler_jar.jar`

Hi @olleolleolle, I created a pull request to resolve this issue https://github.com/jruby/warbler/pull/527 Hope is all good, also no sure if I have to add in the commit the generated jar...

I've see this issue as well when I tried to upgrade my apps to JRuby `9.3.4.0`

Hi @headius, I tracked down the issue and I submitted a PR in the warbler repo https://github.com/jruby/warbler/pull/513

This issue is due warbler not compatible with the latest open struct. The issue is fixed in warbler master but there is not release yet in the meantime you can...