Clicking 'done' when editing an article with no changes results in warning in the console/log

Fire up the quickstart war.

Login -> Goto documents -> articles -> myarticle1 -> edit

Once the screen is opened, press the 'done' button.

In the log/console you will see the following warning message

13.05.2009 11:16:36 WARN [org.hippoecm.frontend.plugins.standards.browse.BrowseService.browse():134] Model null is not an JcrNodeModel