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The behavior described above has been demonstrated in Java 1.5.0 versions running on Mac OS X Tiger, Solaris 10/Sparc64, and Ubuntu Linux 8.04, but not in Java 1.6.0 versions running on Windows XP or Linux (unless the target version of both class files is specified as 1.4 or earlier).
Compliant Solution
It is vital to re-compile both Ssn and SsnVerify classes so that the bytecode verifier can be applied to detect the non-conforming code.
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