Emulator Manager cannot run, I need to setup another Tizen image but cannot do it; the pre-set image Package Manager set DOES run via Tizen Studio itself, but Emulator Manager could never run here, the call stack implies something null passed that should not be. Emu. Manager GUI does not provide information, just an error dialog. System is on an augmented unlocked Chromebook running Ubuntu GNOME 16.04 32-bit:

I uploaded the Java stacktrace, but where is it?

Exception in Application start method
java.lang.RuntimeException: Exception in Application start method
    at com.sun.javafx.application.LauncherImpl.launchApplication1(LauncherImpl.java:917)
    at com.sun.javafx.application.LauncherImpl.lambda$launchApplication$155(LauncherImpl.java:182)
    at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.NullPointerException
    at com.sun.javafx.scene.control.skin.Utils.computeTextHeight(Utils.java:129)
    at com.sun.javafx.scene.control.skin.LabeledSkinBase.computeMinLabeledPartHeight(LabeledSkinBase.java:707)
    at com.sun.javafx.scene.control.skin.LabeledSkinBase.computeMinHeight(LabeledSkinBase.java:689)
    at javafx.scene.control.Control.computeMinHeight(Control.java:489)
    at javafx.scene.Parent.minHeight(Parent.java:957)
    at javafx.scene.layout.Region.minHeight(Region.java:1401)
    at javafx.scene.layout.Region.computeChildPrefAreaHeight(Region.java:1762)
    at javafx.scene.layout.GridPane.computePrefHeights(GridPane.java:1424)
    at javafx.scene.layout.GridPane.computeMinHeights(GridPane.java:1455)
    at javafx.scene.layout.GridPane.computeMinHeight(GridPane.java:1228)