```confirm( title = "Delete post?", header...
# tornadofx
t
Copy code
confirm(
    title = "Delete post?",
    header = "Delete this post?",
    content = "The entire post and all of its attachments will be deleted irrevocably.",
    actionFn = {
        println("DELETING")
    }
)
a
What JDK version are you on?
seems to be a Linux only issue: https://bugs.openjdk.java.net/browse/JDK-8087981
t
Oh, interesting, thanks! I think that's running with JDK 11. And built against openjfx 12.0.2.