Index: openacs-4/packages/rss-support/tcl/rss-generation-service-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/rss-support/tcl/rss-generation-service-procs.tcl,v
diff -u -r1.10.2.2 -r1.10.2.3
--- openacs-4/packages/rss-support/tcl/rss-generation-service-procs.tcl	18 Oct 2002 20:25:23 -0000	1.10.2.2
+++ openacs-4/packages/rss-support/tcl/rss-generation-service-procs.tcl	13 Mar 2003 14:25:37 -0000	1.10.2.3
@@ -61,6 +61,12 @@
 
     set datasource [acs_sc_call RssGenerationSubscriber datasource \
 	    $summary_context_id $impl_name]
+
+    if { [empty_string_p $datasource] } {
+        ns_log Error "Empty datasource returned from $impl_name for context $summary_context_id in rss_gen_report. Probably because the implementation hasn't been bound."
+        return
+    }
+
     set args ""
     foreach {name val} $datasource {
 	regsub -all {[\]\[\{\}""\\$]} $val {\\&} val