Index: openacs-4/packages/assessment/tcl/as-item-type-mc-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/assessment/tcl/as-item-type-mc-procs.tcl,v
diff -u -r1.17.2.3 -r1.17.2.4
--- openacs-4/packages/assessment/tcl/as-item-type-mc-procs.tcl	1 Aug 2005 15:54:46 -0000	1.17.2.3
+++ openacs-4/packages/assessment/tcl/as-item-type-mc-procs.tcl	21 Feb 2006 18:09:33 -0000	1.17.2.4
@@ -352,14 +352,15 @@
 ad_proc -public as::item_type_mc::results {
     -as_item_item_id:required
     -section_item_id:required
-    -data_type:required
+    {-data_type ""}
     -sessions:required
 } {
     @author Timo Hentschel (timo@timohentschel.de)
     @creation-date 2005-01-26
 
     Return the results of a given item in a given list of sessions as an array
 } {
+    
     db_foreach get_results {} {
 	if {[empty_string_p $text_value]} {
 	    lappend results($session_id) [as::assessment::quote_export -text $title]