Make sure this exception code does not depend on Java 1.4 nested exceptions. SVN revision 38990 does not compile with Java 1.3.1. Compiled with Sun Java 1.3.1_15 Tested with Sun Java 1.3.1_15 Tested with Sun Java 1.4.2_12 Tested with Sun Java 1.5.0_08 All of the above on Windows XP SP2 + patches.