Testing JFoenix: JFXButton not shown

[AlejandroGomz]

Hi, I'm pretty new with JFoenix and have some problems to use it. openJDK 17; openFX 17; JFoenix 9.0

Try to test JFXButton: SceneBuilder shows the button, but on my Windows Desktop App not Button is show.

I got no errors. Looks like, it doens't run on my

Any suggestions

Thanks, Alejandro