--- rat/lonuserstate.pm	2002/07/15 12:22:32	1.34
+++ rat/lonuserstate.pm	2002/07/25 16:55:53	1.35
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Construct and maintain state and binary representation of course for user
 #
-# $Id: lonuserstate.pm,v 1.34 2002/07/15 12:22:32 www Exp $
+# $Id: lonuserstate.pm,v 1.35 2002/07/25 16:55:53 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -279,7 +279,8 @@ sub traceroute {
        $beenhere.=$rid.'&';  
        if (($retfurl eq '') && ($hash{'src_'.$rid})) {
            my ($mapid,$resid)=split(/\./,$rid);
-           $retfurl=$hash{'src_'.$rid}.'?symb='.
+           $retfurl=$hash{'src_'.$rid}.
+           (($hash{'src_'.$rid}=~/\?/)?'&':'?').'symb='.
            &Apache::lonnet::symbclean(
                            &Apache::lonnet::declutter($hash{'map_id_'.$mapid}).
                            '___'.$resid.'___'.