Index: C:/home/atsimbir/Harmony/classlib/modules/swing/src/main/java/common/javax/swing/plaf/basic/BasicPopupMenuUI.java =================================================================== --- C:/home/atsimbir/Harmony/classlib/modules/swing/src/main/java/common/javax/swing/plaf/basic/BasicPopupMenuUI.java (revision 486090) +++ C:/home/atsimbir/Harmony/classlib/modules/swing/src/main/java/common/javax/swing/plaf/basic/BasicPopupMenuUI.java (working copy) @@ -56,6 +56,9 @@ } protected void installKeyboardActions() { + if (popupMenu == null) { + return; + } Utilities.installKeyboardActions(popupMenu, JComponent.WHEN_FOCUSED, PROPERTY_PREFIX + ".selectedWindowInputMapBindings", PROPERTY_PREFIX + ".selectedWindowInputMapBindings.RightToLeft");