Under the Vaadin 7 RC2 release notes it claims to support WebSphere 6.1 but AFAIK WebSphere 6.1 only runs on IBM JDK 1.5. I believe WebSphere 7 is needed to run IBM JDK 1.6. If this is NOT an error I would really like to know how to run WS 6.1 on JDK 1.6.
Thanks
FYI…
https://vaadin.com/download/prerelease/7.0/7.0.0/7.0.0.rc2/release-notes.html#limitations
Supported Technologies
IBM WebSphere® Application Server, version 6.1 or newer