--- loncom/interface/lonnavmaps.pm	2010/08/12 16:03:24	1.450
+++ loncom/interface/lonnavmaps.pm	2010/12/02 15:40:02	1.452
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Navigate Maps Handler
 #
-# $Id: lonnavmaps.pm,v 1.450 2010/08/12 16:03:24 raeburn Exp $
+# $Id: lonnavmaps.pm,v 1.452 2010/12/02 15:40:02 bisitz Exp $
 
 #
 # Copyright Michigan State University Board of Trustees
@@ -1090,9 +1090,10 @@ sub render_long_status {
         }
     }
     
-    if ($resource->kind() eq "res" &&
+    if (($resource->kind() eq "res" &&
         ($resource->is_problem() || $resource->is_practice()) &&
-        !$firstDisplayed) {
+        !$firstDisplayed) &&
+        $resource->is_raw_problem()) {
         if ($color) {$result .= "<font color=\"$color\"><b>"; }
         $result .= getDescription($resource, $part);
         if ($color) {$result .= "</b></font>"; }
@@ -3465,7 +3466,7 @@ sub navHash {
     my $param = shift;
     my $id = shift;
     my $arg = $param . ($id?$self->{ID}:"");
-    if (defined($arg)) {
+    if (ref($self) && ref($self->{NAV_MAP}) && defined($arg)) {
         return $self->{NAV_MAP}->navhash($arg);
     }
     return;