Index: openacs-4/packages/acs-tcl/tcl/site-nodes-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-tcl/tcl/site-nodes-procs.tcl,v
diff -u -N -r1.126 -r1.127
--- openacs-4/packages/acs-tcl/tcl/site-nodes-procs.tcl	5 Aug 2018 21:06:48 -0000	1.126
+++ openacs-4/packages/acs-tcl/tcl/site-nodes-procs.tcl	24 Aug 2018 10:16:10 -0000	1.127
@@ -1529,7 +1529,7 @@
                         # all "inner nodes" or similar, but this
                         # requires a deeper analysis of larger sites.
                         #
-                        if {[llength [site_node::get_children -node_id $ID]] == 0} {
+                        if {[site_node::get_children -node_id $ID] eq ""} {
                             #
                             # We are on a leaf-node of the site node
                             # tree. Get the shortened url and save it