NI System Web Server Not Working

The ZBrain SDK can show this message at startup.
This error occurs due to a problem with NI installers.
The problem is described athttp://digital.ni.com/public.nsf/allkb/2AF18FBF04D29104862578D8004E4A6B?OpenDocument.
The solution (repair installation) is described at http://digital.ni.com/public.nsf/allkb/FE6B641E86E55AF2862576DE00038001.