2013-06-17 17:11:54,460 WARN  info.magnolia.ui.contentapp.detail.DetailSubApp : Could not determine if parent node still exists
javax.jcr.RepositoryException: Invalid path:
        at org.apache.jackrabbit.core.session.Session...Operation.perform(SessionItemOperation.java:194)
        at org.apache.jackrabbit.core.session.SessionState.perform(SessionState.java:216)
        at org.apache.jackrabbit.core.SessionImpl.perform(SessionImpl.java:361)
        at org.apache.jackrabbit.core.SessionImpl.nodeExists(SessionImpl.java:1138)
        at info.magnolia.jcr.wrapper.DelegateSessionWrapper.nodeExists(DelegateSessionWrapper.java:274)
        at info.magnolia.jcr.wrapper.DelegateSessionWrapper.nodeExists(DelegateSessionWrapper.java:274)
        at info.magnolia.jcr.wrapper.DelegateSessionWrapper.nodeExists(DelegateSessionWrapper.java:274)
        at info.magnolia.jcr.decoration...onWrapper.nodeExists(ContentDecoratorSessionWrapper.java:115)
        at info.magnolia.ui.contentapp.detail.DetailSubApp$1.onContentChanged(DetailSubApp.java:173)