Tag Service bug when deleting documents

Caused by: javax.faces.FacesException: javax.el.ELException: /incl/tagging.xhtml @13,55 rendered="#

{not empty tagActions.documentTags}": Error reading 'documentTags' on type org.nuxeo.ecm.platform.tag.web.TagActionsBean_$$_javassist_36
at javax.faces.component.UIComponentBase.isRendered(UIComponentBase.java:393)
at org.apache.myfaces.component.html.ext.HtmlDataTable.isRendered(HtmlDataTable.java:1014)
at org.apache.myfaces.component.html.ext.HtmlDataTable.processDecodes(HtmlDataTable.java:284)
at javax.faces.component.UIComponentBase.processDecodes(UIComponentBase.java:1026)
at javax.faces.component.UIComponentBase.processDecodes(UIComponentBase.java:1026)
at org.ajax4jsf.component.UIAjaxRegion.processDecodes(UIAjaxRegion.java:103)
at javax.faces.component.UIForm.processDecodes(UIForm.java:209)
at org.ajax4jsf.component.AjaxViewRoot$1.invokeContextCallback(AjaxViewRoot.java:392)
at org.ajax4jsf.component.AjaxViewRoot.processPhase(AjaxViewRoot.java:238)
at org.ajax4jsf.component.AjaxViewRoot.processDecodes(AjaxViewRoot.java:409)
at com.sun.faces.lifecycle.ApplyRequestValuesPhase.execute(ApplyRequestValuesPhase.java:78)
at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:100)
at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118)
at org.nuxeo.ecm.platform.ui.web.lifecycle.NuxeoLifeCycleImpl.execute(NuxeoLifeCycleImpl.java:83)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:265)
... 51 more
Caused by: javax.el.ELException: /incl/tagging.xhtml @13,55 rendered="#{not empty tagActions.documentTags}

": Error reading 'documentTags' on type org.nuxeo.ecm.platform.tag.web.TagActionsBean_$$_javassist_36
at com.sun.facelets.el.TagValueExpression.getValue(TagValueExpression.java:76)
at javax.faces.component.UIComponentBase.isRendered(UIComponentBase.java:390)
... 65 more
Caused by: org.nuxeo.ecm.core.api.ClientException: Can not list tag(s) on document null.
at org.nuxeo.ecm.platform.tag.TaggingHelper.listDocumentTags(TaggingHelper.java:139)
at org.nuxeo.ecm.platform.tag.web.TagActionsBean.getDocumentTags(TagActionsBean.java:119)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)