Permalink takes to empty page in application when a “Go to Permalink” is clicked from the pop up.

Permalink takes to empty page in application when a “Go to Permalink” is clicked from the pop up.
Redirected to: http://dev.gpsnetwork.org/xwiki/bin/view/Group_Environment/Discussions?viewer=conversations#xwikicomment_TopicAnswer11062013005720_2

1. Create a New Topic
2. Add an answer
3. Add a comment
4. Click on Permalink symbol
5. Click on the "Go to permalink" option in pop up.