Is this test in SVN? Does it fail in both optimistic and pessimistic cases? Since in the optimistic case, as per JBCACHE-1155, the node won't be removed, but just evicted as though it had children. Perhaps you should be testing for root2.getChild(fqn).getKeys().isEmpty() ? Ideally the node's validity should be set to false as well ... View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4096003#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...