--- lib/URL.pl.bak	Fri Jan  9 08:58:41 1998
+++ lib/URL.pl	Mon Nov  2 11:49:57 1998
@@ -49,7 +49,10 @@
 	    $host =~ tr/A-Z/a-z/;
 	    $port = ($3 ne "" ? $3 : $ftp_port);
 	    $path = $4; 
-	    if ($userstring =~ /(.*):(.*)@/) {
+	    if (!defined($userstring)) {
+		$userid = undef;
+		$passwd = undef;
+	    } elsif ($userstring =~ /(.*):(.*)@/) {
 		$userid = $1;
 		$passwd = $2;
 	    } else {