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 -r1.93.2.11 -r1.93.2.12
--- openacs-4/packages/acs-tcl/tcl/site-nodes-procs.tcl	8 Jul 2016 14:17:32 -0000	1.93.2.11
+++ openacs-4/packages/acs-tcl/tcl/site-nodes-procs.tcl	31 Aug 2016 10:59:35 -0000	1.93.2.12
@@ -1453,7 +1453,7 @@
             }
 
             :public method get_node_id {-url:required} {
-                ns_cache_eval xo_site_nodes id-$url { next }
+                return [ns_cache_eval xo_site_nodes id-$url { next }]
             }
 
             :protected method properties {-node_id:required} {