handle invalid search path better

git-svn-id: http://svn.vuze.com/public/client/trunk@40622 c2c1b7af-1477-405b-86ee-8aefd1fc4dd2
couple for fixups

git-svn-id: http://svn.vuze.com/public/client/trunk@40624 c2c1b7af-1477-405b-86ee-8aefd1fc4dd2