the update from 14.2.1 to 14.2.2 I can not login to the gwadmin-console.
In the browser the login screen comes up and after the login this
messages comes:

Failed to get data from the admin service.
Type 'com.google.gwt.user.client.rpc.XsrfToken' was not assignable to
'com.google.gwt.user.client.rpc.IsSerializable' and did not have a
custom field serializer. For security purposes, this type will not be

netstat shows port 9710 is listening

Logs in /var/log/novell/groupwise/gwadmin/ does not showing error messages.

Any hints what to check?