Index: openacs-4/packages/assessment/lib/session.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/assessment/lib/session.tcl,v
diff -u -r1.8 -r1.8.4.1
--- openacs-4/packages/assessment/lib/session.tcl	1 Dec 2008 16:57:02 -0000	1.8
+++ openacs-4/packages/assessment/lib/session.tcl	18 Aug 2014 20:24:59 -0000	1.8.4.1
@@ -44,7 +44,7 @@
     set show_username_p 0
 }
 
-if {[empty_string_p $assessment_data(show_feedback)]} {
+if {$assessment_data(show_feedback) eq ""} {
     set assessment_data(show_feedback) "all"
 }