getting out of the publish screen raises an error

When in the the publish view of an item, going a level up or clicking on the navigation raises an error:

Request URL: http://localhost:8080/test/docs/manager/++rest++silva.ui/publish
Request method: GET
Query string: _=1378201474019
User: n/a
User-agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:23.0) Gecko/20100101 Firefox/23.0
Refer: http://localhost:8080/test/edit
Traceback (innermost last):
  Module infrae.wsgi.publisher, line 356, in publish_and_render_errors
  Module infrae.wsgi.publisher, line 310, in publish
  Module infrae.wsgi.traverser, line 108, in __call__
  Module ZPublisher.BaseRequest, line 338, in traverseName
  Module infrae.rest.components, line 93, in publishTraverse
NotFound: publish