JDK's Tested:
1.3.1_15FCS (pass)
1.3.1_16b03 (pass)
1.3.1_16b04 (fail)

OS's Tested :
Sol9 x86
Sol8 SPARC
WinXP Home

JHarness :
2.1.4FCS

Failure is located at:
JCK-runtime-13a/tests/api/javax_swing/UIDefaults/ProxyLazyValue
(javasoft.sqe.tests.api.javax.swing.UIDefaults.ProxyLazyValue.allTests)

I can confirm it works with 131_16b03, also 131_15FCS. But fails with 131_16b04.

*ATTACHED* Jtr File related to the error with Stack Trace and log.

Beginning of the output :
-------------------------
Problem creating null with method null and args { : java.lang.NullPointerException
Problem creating java.nowhere.Nobody with method null and args { : java.lang.ClassNotFoundException: java.nowhere.Nobody
Problem creating java.lang.String with method valueOf and args { : java.lang.NoSuchMethodException
###@###.### 2005-05-18 10:28:34 GMT
###@###.### 2005-05-18 13:20:24 GMT