--- loncom/homework/grades.pm	2016/10/14 17:33:34	1.596.2.12.2.37
+++ loncom/homework/grades.pm	2016/10/24 22:31:06	1.596.2.12.2.38
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # The LON-CAPA Grading handler
 #
-# $Id: grades.pm,v 1.596.2.12.2.37 2016/10/14 17:33:34 raeburn Exp $
+# $Id: grades.pm,v 1.596.2.12.2.38 2016/10/24 22:31:06 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -3756,7 +3756,7 @@ sub viewgrades {
 
     #retrieve selected groups
     my (@groups,$group_display);
-    @groups = &Apache::loncommon::get_env_multiple(form.group');
+    @groups = &Apache::loncommon::get_env_multiple('form.group');
     if (grep(/^all$/,@groups)) {
         @groups = ('all');
     } elsif (grep(/^none$/,@groups)) {