Index: openacs-4/packages/invoices/tcl/invoices-callback-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/invoices/tcl/invoices-callback-procs.tcl,v
diff -u -r1.9 -r1.10
--- openacs-4/packages/invoices/tcl/invoices-callback-procs.tcl	14 Dec 2005 17:44:20 -0000	1.9
+++ openacs-4/packages/invoices/tcl/invoices-callback-procs.tcl	14 Dec 2005 22:06:38 -0000	1.10
@@ -313,11 +313,10 @@
 
     set already_offer_p [db_0or1row check_for_offer {
 	select of.offer_id as credit_offer_rev_id
-	from iv_offers of, cr_items oi, acs_rels r,
+	from iv_offers of, cr_items oi, acs_data_links r,
 	     pm_projects p, cr_items pi
 	where r.object_id_one = pi.item_id
 	and r.object_id_two = oi.item_id
-	and r.rel_type = 'application_data_link'
 	and oi.latest_revision = of.offer_id
 	and of.status = 'credit'
 	and pi.latest_revision = p.project_id