Drop an ImageView from the Library.
In the Image editor, enter the following url:
file:c:/Users/jcambon/Pictures/duck.jpg

The following exception is raised.
If there is a '/' before 'c:', no issue.

java.lang.IllegalStateException: Bug in FXOMRefresher: FXML dumped in C:\Users\jcambon\AppData\Local\Temp\DTL-5996-814551364587148054.fxml
at com.oracle.javafx.scenebuilder.kit.fxom.FXOMRefresher.refresh(FXOMRefresher.java:77)
at com.oracle.javafx.scenebuilder.kit.fxom.FXOMDocument.refreshSceneGraph(FXOMDocument.java:267)
at com.oracle.javafx.scenebuilder.kit.fxom.FXOMDocument.endUpdate(FXOMDocument.java:254)
at com.oracle.javafx.scenebuilder.kit.editor.job.ModifySelectionJob.execute(ModifySelectionJob.java:81)
at com.oracle.javafx.scenebuilder.kit.editor.JobManager.executeJob(JobManager.java:181)
at com.oracle.javafx.scenebuilder.kit.editor.JobManager.push(JobManager.java:70)
at com.oracle.javafx.scenebuilder.kit.editor.panel.inspector.InspectorPanelController.pushJob(InspectorPanelController.java:1225)
at com.oracle.javafx.scenebuilder.kit.editor.panel.inspector.InspectorPanelController.setSelectedFXOMInstances(InspectorPanelController.java:1210)
at com.oracle.javafx.scenebuilder.kit.editor.panel.inspector.InspectorPanelController.updateValueInModel(InspectorPanelController.java:1131)
at com.oracle.javafx.scenebuilder.kit.editor.panel.inspector.InspectorPanelController.access$800(InspectorPanelController.java:159)
at com.oracle.javafx.scenebuilder.kit.editor.panel.inspector.InspectorPanelController$6.changed(InspectorPanelController.java:1095)
at com.sun.javafx.binding.ExpressionHelper$SingleChange.fireValueChangedEvent(ExpressionHelper.java:176)
at com.sun.javafx.binding.ExpressionHelper.fireValueChangedEvent(ExpressionHelper.java:80)
at javafx.beans.property.ObjectPropertyBase.fireValueChangedEvent(ObjectPropertyBase.java:105)
at javafx.beans.property.ObjectPropertyBase.markInvalid(ObjectPropertyBase.java:112)
at javafx.beans.property.ObjectPropertyBase.set(ObjectPropertyBase.java:145)
at javafx.beans.property.ObjectProperty.setValue(ObjectProperty.java:69)
at com.oracle.javafx.scenebuilder.kit.editor.panel.inspector.editors.PropertyEditor.userUpdateValueProperty(PropertyEditor.java:508)
at com.oracle.javafx.scenebuilder.kit.editor.panel.inspector.editors.PropertyEditor.userUpdateValueProperty(PropertyEditor.java:492)
at com.oracle.javafx.scenebuilder.kit.editor.panel.inspector.editors.ImageEditor$1.handle(ImageEditor.java:108)
at com.oracle.javafx.scenebuilder.kit.editor.panel.inspector.editors.ImageEditor$1.handle(ImageEditor.java:85)
at com.sun.javafx.event.CompositeEventHandler.dispatchBubblingEvent(CompositeEventHandler.java:86)
at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:238)
at com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:191)
at com.sun.javafx.event.CompositeEventDispatcher.dispatchBubblingEvent(CompositeEventDispatcher.java:59)
at com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:58)
at com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)