Index: openacs-4/packages/acs-admin/tcl/site-wide-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-admin/tcl/site-wide-procs.tcl,v
diff -u -r1.1.2.8 -r1.1.2.9
--- openacs-4/packages/acs-admin/tcl/site-wide-procs.tcl	16 Dec 2020 14:38:17 -0000	1.1.2.8
+++ openacs-4/packages/acs-admin/tcl/site-wide-procs.tcl	23 Feb 2022 14:12:19 -0000	1.1.2.9
@@ -70,11 +70,12 @@
         set path [dict get $node_info url]$node_name
         #
         # Flush site node cache to avoid potential bootstrap
-        # problems.
+        # problems. We call the flush operation via the internal
+        # acs::site_node object, since the this known the proper cache
+        # to flush. Maybe, we can develop a more general API in the
+        # future.
         #
-        if {[namespace which ::xo::site_node] ne ""} {
-            xo::site_node flush_pattern id-$path*
-        }
+        acs::site_node flush_pattern id-$path*
 
         if {[site_node::exists_p -url $path]} {
             #