where, when the system can't find a plugin of the correct name, the system
prefers to crap all over itself and throw an unintelligible NullPointerException
rather than displaying an intelligent error.
git-svn-id: file:///humgen/gsa-scr1/gsa-engineering/svn_contents/trunk@4393 348d0f76-0448-11de-a6fe-93d51630548a