Index: openacs-4/packages/evaluation/www/admin/evaluations/grades-sheet-explanation.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/evaluation/www/admin/evaluations/grades-sheet-explanation.tcl,v
diff -u -r1.6 -r1.7
--- openacs-4/packages/evaluation/www/admin/evaluations/grades-sheet-explanation.tcl	8 Aug 2006 21:26:42 -0000	1.6
+++ openacs-4/packages/evaluation/www/admin/evaluations/grades-sheet-explanation.tcl	27 Oct 2014 16:41:25 -0000	1.7
@@ -7,7 +7,7 @@
     @cvs-id $Id$
 
 } {
-	task_id:integer,notnull
+	task_id:naturalnum,notnull
 }
 
 set page_title "[_ evaluation.lt_Grades_Sheet_Explanat]"