Index: openacs-4/packages/xowiki/tcl/xowiki-www-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/xowiki-www-procs.tcl,v
diff -u -r1.368.2.10 -r1.368.2.11
--- openacs-4/packages/xowiki/tcl/xowiki-www-procs.tcl	7 Apr 2019 19:34:18 -0000	1.368.2.10
+++ openacs-4/packages/xowiki/tcl/xowiki-www-procs.tcl	9 Apr 2019 12:59:09 -0000	1.368.2.11
@@ -2461,7 +2461,7 @@
     set container_fields {}
     foreach f $form_fields {
       #set f  [:lookup_form_field -name $c $form_fields]
-      if {[$f exists :components]} {
+      if {[$f info methods leaf_components] ne ""} {
         #ns_log notice "TOP call leaf_components for [$f info class]"
         lappend leaf_components {*}[$f leaf_components]
         lappend container_fields $f