[bugfix] Fix NPE caused by rev. 12972
[bugfix] Fix NPE caused by rev. 12972

svn path=/trunk/eXist/; revision=12975

eXist-db/exist,adamretter/exist,MjAbuz/exist,patczar/exist,dizzzz/exist,opax/exist,jessealama/exist,dizzzz/exist,kohsah/exist,lcahlander/exist,shabanovd/exist,RemiKoutcherawy/exist,dizzzz/exist,opax/exist,wshager/exist,dizzzz/exist,wshager/exist,adamretter/exist,wolfgangmm/exist,joewiz/exist,jensopetersen/exist,jessealama/exist,lcahlander/exist,kohsah/exist,ljo/exist,adamretter/exist,ambs/exist,patczar/exist,shabanovd/exist,shabanovd/exist,MjAbuz/exist,wshager/exist,RemiKoutcherawy/exist,RemiKoutcherawy/exist,ambs/exist,dizzzz/exist,MjAbuz/exist,olvidalo/exist,wolfgangmm/exist,wolfgangmm/exist,hungerburg/exist,zwobit/exist,olvidalo/exist,hungerburg/exist,kohsah/exist,lcahlander/exist,ljo/exist,kohsah/exist,zwobit/exist,ambs/exist,windauer/exist,eXist-db/exist,jessealama/exist,wolfgangmm/exist,patczar/exist,dizzzz/exist,opax/exist,hungerburg/exist,joewiz/exist,wolfgangmm/exist,jensopetersen/exist,jessealama/exist,shabanovd/exist,eXist-db/exist,opax/exist,ambs/exist,windauer/exist,olvidalo/exist,adamretter/exist,shabanovd/exist,wshager/exist,adamretter/exist,ambs/exist,patczar/exist,opax/exist,jensopetersen/exist,adamretter/exist,ljo/exist,joewiz/exist,hungerburg/exist,kohsah/exist,jessealama/exist,joewiz/exist,wolfgangmm/exist,eXist-db/exist,olvidalo/exist,shabanovd/exist,hungerburg/exist,RemiKoutcherawy/exist,windauer/exist,zwobit/exist,olvidalo/exist,zwobit/exist,RemiKoutcherawy/exist,kohsah/exist,windauer/exist,ambs/exist,patczar/exist,eXist-db/exist,ljo/exist,eXist-db/exist,MjAbuz/exist,lcahlander/exist,wshager/exist,ljo/exist,jensopetersen/exist,windauer/exist,jensopetersen/exist,jensopetersen/exist,lcahlander/exist,joewiz/exist,MjAbuz/exist,zwobit/exist,windauer/exist,RemiKoutcherawy/exist,wshager/exist,MjAbuz/exist,patczar/exist,lcahlander/exist,zwobit/exist,jessealama/exist,ljo/exist,joewiz/exist