I changed the compiler in Eclipse from 6.0 back to 5.0 and recompiled, then suddenly wsgen (command line) worked. Before I was getting UnsupportedClassVersiobException. java -version says 1.6 I downloaded wsgen and wsimport. I'm trying the Oreilly "Web Services Up and Running" examples -- View this message in context: http://n3.nabble.com/jaxws-tools-wsgen-UnsupportedClassVersionError-tp337206p429456.html Sent from the Users mailing list archive at Nabble.com.