NullPointerException when trying to print the keys in the sharedregistry using an iterator. Attached is my test program.

Run the test
java -XX:MTaskMaxTasks=16 test.Test

Output:
---- STARTING OUT OF PROCESS ----
java.lang.NullPointerException
at java.util.regex.Matcher.getTextLength(Matcher.java:1233)
at java.util.regex.Matcher.reset(Matcher.java:308)
at java.util.regex.Matcher.<init>(Matcher.java:228)
at java.util.regex.Pattern.matcher(Pattern.java:946)
at sun.shared.ResourceID.<init>(ResourceID.java:111)
at sun.shared.CrossProcessRegistry$EntryIterator.next(CrossProcessRegistry.java:204)
at sun.shared.CrossProcessRegistry$EntryIterator.next(CrossProcessRegistry.java:185)
at test.RegistryTest.printSR(Unknown Source)
at test.RegistryTest.main(Unknown Source)