--- loncom/interface/lonuserutils.pm	2010/11/15 17:37:47	1.109.2.9
+++ loncom/interface/lonuserutils.pm	2010/11/15 17:57:35	1.109.2.10
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Utility functions for managing LON-CAPA user accounts
 #
-# $Id: lonuserutils.pm,v 1.109.2.9 2010/11/15 17:37:47 raeburn Exp $
+# $Id: lonuserutils.pm,v 1.109.2.10 2010/11/15 17:57:35 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -4401,8 +4401,14 @@ sub upfile_drop_add {
                             }
                         }
                         if (!$cancreate{$usertype}) {
-                            $r->print('<br />'.
-                                      &mt("[_1]: The user does not exist, and you are not permitted to create users of type: $longtypes{$usertype}.",'<b>'.$username.'</b>'));
+                            my $showtype = $longtypes{$usertype};
+                            if ($usertype eq 'unofficial') {
+                                $r->print('<br />'.
+                                          &mt("[_1]: The user does not exist, and the new user's username must be an e-mail address.",'<b>'.$username.'</b>'));
+                            } else {
+                                $r->print('<br />'.
+                                          &mt("[_1]: The user does not exist, and you are not permitted to create users of type: [_2].",'<b>'.$username.'</b>',$showtype));
+                            }
                             next;
                         }
                     } else {