[ignore] Improve error message of dynamic function call.
[ignore] Improve error message of dynamic function call.

svn path=/trunk/eXist/; revision=16637

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