java.lang.IllegalArgumentException: focusCycleRoot is not a focus cyle root of aComponent

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via Oracle Community by 807577, 1 year ago
focusCycleRoot is not a focus cyle root of aComponent
java.lang.IllegalArgumentException: focusCycleRoot is not a focus cyle root of aComponent
at java.awt.ContainerOrderFocusTraversalPolicy.getComponentAfter(ContainerOrderFocusTraversalPolicy.java:68)
at javax.swing.LegacyGlueFocusTraversalPolicy.getComponentAfter(LegacyGlueFocusTraversalPolicy.java:63)
at java.awt.Component.nextFocusHelper(Component.java:6156)
at java.awt.Container.nextFocusHelper(Container.java:2342)
at java.awt.Component.removeNotify(Component.java:5436)
at java.awt.Container.removeNotify(Container.java:2028)
at javax.swing.JComponent.removeNotify(JComponent.java:4286)
at javax.swing.text.JTextComponent.removeNotify(JTextComponent.java:1317)
at java.awt.Container.removeNotify(Container.java:2023)
at javax.swing.JComponent.removeNotify(JComponent.java:4286)
at java.awt.Container.removeNotify(Container.java:2023)
at javax.swing.JComponent.removeNotify(JComponent.java:4286)
at java.awt.Container.remove(Container.java:676)
at javax.swing.JSplitPane.remove(JSplitPane.java:892)
at java.awt.Container.remove(Container.java:729)
at javax.swing.JSplitPane.remove(JSplitPane.java:867)
at javax.swing.JSplitPane.addImpl(JSplitPane.java:996)
at java.awt.Container.add(Container.java:490)

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