NPE in CollectionActionsBean

2014-11-18 14:23:23,769 ERROR [http-bio-10.213.1.54-8080-exec-693] [org.nuxeo.ecm.webapp.context.NavigationContextBean] <resetCurrentPath> documentManager not initialized {{RemoteAddr,10.213.0.1}{RequestURL,http://intranet.nuxeo.com/nuxeo/view_documents.faces}{ServletPath,/view_documents.faces}{SessionID,556BD20F289C9206DE8CD9A954C3366E.nuxeo}{UserPrincipal,atchertchian}}
2014-11-18 14:23:23,772 ERROR [http-bio-10.213.1.54-8080-exec-693] [org.nuxeo.ecm.platform.actions.DefaultActionFilter] evaluation of condition #{collectionActions.canCurrentDocumentBeCollected()} failed: returning false {{RemoteAddr,10.213.0.1}{RequestURL,http://intranet.nuxeo.com/nuxeo/view_documents.faces}{ServletPath,/view_documents.faces}{SessionID,556BD20F289C9206DE8CD9A954C3366E.nuxeo}{UserPrincipal,atchertchian}}
javax.el.ELException: java.lang.NullPointerException
        at org.jboss.el.util.ReflectionUtil.invokeMethod(ReflectionUtil.java:339)
        at org.jboss.el.util.ReflectionUtil.invokeMethod(ReflectionUtil.java:280)
        at org.jboss.el.parser.AstMethodSuffix.getValue(AstMethodSuffix.java:59)
        at org.jboss.el.parser.AstValue.getValue(AstValue.java:67)
        at org.jboss.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:186)
        ... 168 more
Caused by: java.lang.NullPointerException
        at org.nuxeo.ecm.collections.core.CollectionManagerImpl.isCollectable(CollectionManagerImpl.java:318)
        at org.nuxeo.ecm.collections.jsf.actions.CollectionActionsBean.canCurrentDocumentBeCollected(CollectionActionsBean.java:223)
        at sun.reflect.GeneratedMethodAccessor863.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at org.jboss.el.util.ReflectionUtil.invokeMethod(ReflectionUtil.java:335)
        ... 168 more