Index: openacs-4/packages/xowiki/tcl/syndicate-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/syndicate-procs.tcl,v
diff -u -r1.19 -r1.20
--- openacs-4/packages/xowiki/tcl/syndicate-procs.tcl	29 Jul 2007 20:17:01 -0000	1.19
+++ openacs-4/packages/xowiki/tcl/syndicate-procs.tcl	12 Sep 2007 18:37:30 -0000	1.20
@@ -111,10 +111,15 @@
       set form_items [list]
       set folder_id [$package_id folder_id]
       foreach t [split $entries_of |] {
-        set form_item_id [::xowiki::Form lookup -name $t -parent_id $folder_id]
+        set form_item_id [::xo::db::CrClass lookup -name $t -parent_id $folder_id]
         if {$form_item_id == 0} {error "Cannot lookup page $t"}
         lappend form_items $form_item_id
       }
+      if {[llength $form_items] == 0} {
+	# In case, we have no form_items to select on, let the query fail 
+	# without causing a SQL error.
+	set form_items [list -1]
+      }
       append extra_where_clause " and p.page_template in ('[join $form_items ',']') and p.page_instance_id = p.revision_id "
 
       my set base_table xowiki_form_pagex