Index: C:/harmony/trunk_0427/modules/luni/src/main/java/java/lang/Character.java =================================================================== --- C:/harmony/trunk_0427/modules/luni/src/main/java/java/lang/Character.java (revision 422613) +++ C:/harmony/trunk_0427/modules/luni/src/main/java/java/lang/Character.java (working copy) @@ -514,6 +514,9 @@ String name; protected Subset(String string) { + if (name == null) { + throw new NullPointerException("name"); + } name = string; }