Index: openacs-4/packages/dotlrn/tcl/navigation-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/dotlrn/tcl/navigation-procs.tcl,v
diff -u -N -r1.21 -r1.22
--- openacs-4/packages/dotlrn/tcl/navigation-procs.tcl	29 May 2003 18:05:01 -0000	1.21
+++ openacs-4/packages/dotlrn/tcl/navigation-procs.tcl	3 Oct 2003 17:35:13 -0000	1.22
@@ -68,7 +68,8 @@
         
         upvar context context
     
-        if { [exists_and_not_null context] } {
+        # Need to handle empty context as well
+        if { [info exists context] } {
             # The application context doesn't contain the application node itself so we need to prepend that
             array set node_array [site_node::get -node_id [ad_conn node_id]]
             set application_name $node_array(instance_name)