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 -r1.236 -r1.237
--- openacs-4/packages/xowiki/tcl/xowiki-www-procs.tcl	2 Jul 2009 10:49:05 -0000	1.236
+++ openacs-4/packages/xowiki/tcl/xowiki-www-procs.tcl	21 Aug 2009 22:31:11 -0000	1.237
@@ -353,7 +353,7 @@
       # to find one, where the current user has at least read
       # permissions.  This act is required for sub-packages, which
       # might not have the script dir.
-      set first_instance_id [::xowiki::Package first_instance -party_id [::xo::cc user_id] -privilege read]
+      set first_instance_id [[$package_id info class] first_instance -party_id [::xo::cc user_id] -privilege read]
       if {$first_instance_id ne ""} {
         ::xowiki::Package require $first_instance_id
         set folder_spec [list script_dir [$first_instance_id package_url]]