--- loncom/lonnet/perl/lonnet.pm	2003/01/10 21:13:00	1.317
+++ loncom/lonnet/perl/lonnet.pm	2003/03/14 21:45:20	1.317.2.2
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # TCP networking package
 #
-# $Id: lonnet.pm,v 1.317 2003/01/10 21:13:00 www Exp $
+# $Id: lonnet.pm,v 1.317.2.2 2003/03/14 21:45:20 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -2766,14 +2766,14 @@ sub EXT {
     } else {
 	$courseid=$ENV{'request.course.id'};
     }
-
     my ($realm,$space,$qualifier,@therest)=split(/\./,$varname);
     my $rest;
-    if ($therest[0]) {
+    if (defined($therest[0])) {
        $rest=join('.',@therest);
     } else {
        $rest='';
     }
+
     my $qualifierrest=$qualifier;
     if ($rest) { $qualifierrest.='.'.$rest; }
     my $spacequalifierrest=$space;
@@ -3032,6 +3032,7 @@ sub metadata {
 			  $value.=' [Part: '.$part.']';
                       }
                       my $unikey='parameter'.$keyroot.'_'.$name;
+		      if ($subp eq 'default') { $unikey='parameter_0_'.$name; }
                       $metathesekeys{$unikey}=1;
                       $metacache{$uri.':'.$unikey.'.part'}=$part;
                       unless