Prior to installing the Metro libraries, remove all saaj directories from webservices-rt.jar.
Unjar (expand) the webservices-rt.jar file.
Remove all of the saaj directories.
For UNIX, use the following command:
find . -name saaj -exec rm -rf {} \; -print
Rejar the webservices-rt.jar file.
Download Metro 2.0 and expand the zip file:
https://metro.dev.java.net
Install the Metro libraries into the Waveset WEB-INF/lib directory.