Comment 4 for bug 955005

The patch below fixes it:

=== modified file 'softwarecenter/ui/gtk3/views/appdetailsview.py'
--- softwarecenter/ui/gtk3/views/appdetailsview.py 2012-02-27 16:05:43 +0000
+++ softwarecenter/ui/gtk3/views/appdetailsview.py 2012-03-14 17:05:02 +0000
@@ -974,7 +974,7 @@
             # update the widget
             self.review_stats_widget.set_avg_rating(stats.ratings_average)
             self.review_stats_widget.set_nr_reviews(stats.ratings_total)
- self.review_stats_widget.show()
+ #self.review_stats_widget.show()
         else:
             self.review_stats_widget.hide()

@@ -1377,6 +1377,7 @@
         if pkg_error:
             self.addon_view.hide()
             self.reviews.hide()
+ self.review_stats_widget.hide()
             self.screenshot.hide()
             #~ self.info_header.hide()
             self.info_vb.hide()
@@ -1385,6 +1386,7 @@
         else:
             self.addon_view.show()
             self.reviews.show()
+ self.review_stats_widget.show()
             self.screenshot.show()
             #~ self.info_header.show()
             self.info_vb.show()

but needs a proper regression test before it can go in :)