JavaFX + Eclipse + OS X -> does not open the application window

Good day,

I am trying to run a simple project in Eclipse with JavaFX, but it will open as follows: application

Clicking on "Show all windows" will not display any windows
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I thought it might be my project and in the end I downloaded others from the internet but it opens up the same way.

I did a test on NetBeans and its demo and it works, but I'd like to use Eclipse instead of NetBeans.