Exception in thread "JavaFX Application Thread" java.lang.NullPointerException at org.eclipse.jubula.rc.javafx.components.UpdateHierachyChangeListener.changed(UpdateHierachyChangeListener.java:37) at com.sun.javafx.binding.ExpressionHelper$SingleChange.fireValueChangedEvent(ExpressionHelper.java:182) at com.sun.javafx.binding.ExpressionHelper.fireValueChangedEvent(ExpressionHelper.java:81) at javafx.beans.property.StringPropertyBase.fireValueChangedEvent(StringPropertyBase.java:103) at javafx.beans.property.StringPropertyBase.markInvalid(StringPropertyBase.java:110) at javafx.beans.property.StringPropertyBase.set(StringPropertyBase.java:144) at javafx.beans.property.StringPropertyBase.set(StringPropertyBase.java:49) at javafx.scene.Node.setId(Node.java:963) at javafx.scene.control.TableCell.updateTableColumn(TableCell.java:736) at com.sun.javafx.scene.control.skin.TableViewSkin.resizeColumnToFitContent(TableViewSkin.java:239) at com.sun.javafx.scene.control.skin.TableViewSkin.resizeColumnToFitContent(TableViewSkin.java:54) at com.sun.javafx.scene.control.skin.TableColumnHeader.doColumnAutoSize(TableColumnHeader.java:531) at com.sun.javafx.scene.control.skin.TableColumnHeader.updateScene(TableColumnHeader.java:474) at com.sun.javafx.scene.control.skin.TableColumnHeader.handlePropertyChanged(TableColumnHeader.java:314) at com.sun.javafx.scene.control.skin.TableColumnHeader.lambda$new$130(TableColumnHeader.java:149) at com.sun.javafx.scene.control.MultiplePropertyChangeListenerHandler$1.changed(MultiplePropertyChangeListenerHandler.java:55) at javafx.beans.value.WeakChangeListener.changed(WeakChangeListener.java:89) at com.sun.javafx.binding.ExpressionHelper$SingleChange.fireValueChangedEvent(ExpressionHelper.java:182) at com.sun.javafx.binding.ExpressionHelper.fireValueChangedEvent(ExpressionHelper.java:81) at javafx.beans.property.ReadOnlyObjectPropertyBase.fireValueChangedEvent(ReadOnlyObjectPropertyBase.java:74) at javafx.beans.property.ReadOnlyObjectWrapper.fireValueChangedEvent(ReadOnlyObjectWrapper.java:102) at javafx.scene.Node$ReadOnlyObjectWrapperManualFire.fireSuperValueChangedEvent(Node.java:831) at javafx.scene.Node.invalidatedScenes(Node.java:881) at javafx.scene.Node.setScenes(Node.java:919) at javafx.scene.Parent$1.onChanged(Parent.java:269) at com.sun.javafx.collections.TrackableObservableList.lambda$new$22(TrackableObservableList.java:45) at com.sun.javafx.collections.ListListenerHelper$Generic.fireValueChangedEvent(ListListenerHelper.java:329) at com.sun.javafx.collections.ListListenerHelper.fireValueChangedEvent(ListListenerHelper.java:73) at javafx.collections.ObservableListBase.fireChange(ObservableListBase.java:233) at javafx.collections.ListChangeBuilder.commit(ListChangeBuilder.java:482) at javafx.collections.ListChangeBuilder.endChange(ListChangeBuilder.java:541) at javafx.collections.ObservableListBase.endChange(ObservableListBase.java:205) at javafx.collections.ModifiableObservableListBase.setAll(ModifiableObservableListBase.java:90) at com.sun.javafx.collections.VetoableListDecorator.setAll(VetoableListDecorator.java:116) at com.sun.javafx.scene.control.skin.NestedTableColumnHeader.updateContent(NestedTableColumnHeader.java:487) at com.sun.javafx.scene.control.skin.NestedTableColumnHeader.updateTableColumnHeaders(NestedTableColumnHeader.java:317) at com.sun.javafx.scene.control.skin.NestedTableColumnHeader.checkState(NestedTableColumnHeader.java:544) at com.sun.javafx.scene.control.skin.NestedTableColumnHeader.computePrefHeight(NestedTableColumnHeader.java:427) at javafx.scene.Parent.prefHeight(Parent.java:929) at javafx.scene.layout.Region.prefHeight(Region.java:1435) at com.sun.javafx.scene.control.skin.TableHeaderRow.computePrefHeight(TableHeaderRow.java:331) at com.sun.javafx.scene.control.skin.TableHeaderRow.computeMinHeight(TableHeaderRow.java:324) at javafx.scene.Parent.minHeight(Parent.java:957) at javafx.scene.layout.Region.minHeight(Region.java:1401) at javafx.scene.control.SkinBase.computeMinHeight(SkinBase.java:254) 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.computeChildMinAreaHeight(Region.java:1697) at javafx.scene.layout.GridPane.computeMinHeights(GridPane.java:1467) at javafx.scene.layout.GridPane.computeMinHeight(GridPane.java:1228) at javafx.scene.Parent.minHeight(Parent.java:957) at javafx.scene.layout.Region.minHeight(Region.java:1401) at javafx.scene.layout.Region.computeChildMinAreaHeight(Region.java:1697) at javafx.scene.layout.GridPane.computeMinHeights(GridPane.java:1467) at javafx.scene.layout.GridPane.computeMinHeight(GridPane.java:1228) 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.Region.getMaxAreaHeight(Region.java:1979) at javafx.scene.layout.Region.computeMaxPrefAreaHeight(Region.java:1881) at javafx.scene.layout.StackPane.computePrefHeight(StackPane.java:306) at javafx.scene.Parent.prefHeight(Parent.java:929) at javafx.scene.layout.Region.prefHeight(Region.java:1435) at com.sun.javafx.scene.control.skin.TabPaneSkin.computePrefHeight(TabPaneSkin.java:502) at javafx.scene.control.Control.computePrefHeight(Control.java:547) at javafx.scene.Parent.prefHeight(Parent.java:929) at javafx.scene.layout.Region.prefHeight(Region.java:1435) at javafx.scene.layout.Region.computeChildPrefAreaHeight(Region.java:1762) at javafx.scene.layout.GridPane.computePrefHeights(GridPane.java:1424) at javafx.scene.layout.GridPane.layoutChildren(GridPane.java:1690) at javafx.scene.Parent.layout(Parent.java:1087) at javafx.scene.Scene.doLayoutPass(Scene.java:552) at javafx.scene.Scene$ScenePulseListener.pulse(Scene.java:2397) at com.sun.javafx.tk.Toolkit.lambda$runPulse$29(Toolkit.java:398) at java.security.AccessController.doPrivileged(Native Method) at com.sun.javafx.tk.Toolkit.runPulse(Toolkit.java:397) at com.sun.javafx.tk.Toolkit.firePulse(Toolkit.java:424) at com.sun.javafx.tk.quantum.QuantumToolkit.pulse(QuantumToolkit.java:518) at com.sun.javafx.tk.quantum.QuantumToolkit.pulse(QuantumToolkit.java:498) at com.sun.javafx.tk.quantum.QuantumToolkit.pulseFromQueue(QuantumToolkit.java:491) at com.sun.javafx.tk.quantum.QuantumToolkit.lambda$runToolkit$408(QuantumToolkit.java:319) at com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95) at com.sun.glass.ui.win.WinApplication._runLoop(Native Method) at com.sun.glass.ui.win.WinApplication.lambda$null$152(WinApplication.java:177) at java.lang.Thread.run(Unknown Source)