--- loncom/lonnet/perl/lonnet.pm	2006/12/01 21:52:30	1.811
+++ loncom/lonnet/perl/lonnet.pm	2006/12/09 23:33:56	1.813
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # TCP networking package
 #
-# $Id: lonnet.pm,v 1.811 2006/12/01 21:52:30 albertel Exp $
+# $Id: lonnet.pm,v 1.813 2006/12/09 23:33:56 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -3044,6 +3044,7 @@ sub getkeys {
    my $rep=reply("keys:$udomain:$uname:$namespace",$uhome);
    my @keyarray=();
    foreach my $key (split(/\&/,$rep)) {
+      next if ($key =~ /^error: 2 /);
       push(@keyarray,&unescape($key));
    }
    return @keyarray;
@@ -4930,6 +4931,16 @@ ENDINITMAP
     return '/'.$udom.'/'.$uname;
 }
 
+sub is_course {
+    my ($cdom,$cnum) = @_;
+    my %courses = &courseiddump($cdom,'.',1,'.','.',$cnum,undef,
+				undef,'.');
+    if (exists($courses{$cdom.'_'.$cnum})) {
+        return 1;
+    }
+    return 0;
+}
+
 # ---------------------------------------------------------- Assign Custom Role
 
 sub assigncustomrole {