Deleting a map window
American Tank Ace EDIT v1.2a 3.7.12
java.lang.NullPointerException: Cannot read field "parent" because "comp" is null
at java.desktop/java.awt.Container.remove(Container.java:1290)
at VASSAL.build.widget.MapWidget.remove(MapWidget.java:104)
at VASSAL.configure.ConfigureTree.remove(ConfigureTree.java:1376)
at VASSAL.configure.ConfigureTree.delete(ConfigureTree.java:1368)