I just upgraded to the latest version. But there's some problem here.

1) The urls on the module is not sef. 

http://www.gradtutors.com/exampapers

http://www.gradtutors.com/component/communityquiz/quiz/16-secondary-1/39-secondary-1-science?Itemid=199

2) When click on "Take Quiz", it doesnt load the quiz