Index: openacs-4/packages/acs-tcl/tcl/utilities-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-tcl/tcl/utilities-procs.tcl,v
diff -u -N -r1.189.2.65 -r1.189.2.66
--- openacs-4/packages/acs-tcl/tcl/utilities-procs.tcl	24 Aug 2020 23:50:18 -0000	1.189.2.65
+++ openacs-4/packages/acs-tcl/tcl/utilities-procs.tcl	28 Sep 2020 21:04:04 -0000	1.189.2.66
@@ -199,7 +199,7 @@
     @return referrer from the request headers.
     @param relative return the refer without protocol and host
 } {
-    set url [ns_set get [ns_conn headers] Referer]
+    set url [ns_set iget [ns_conn headers] Referer]
     if {$relative_p} {
         # In case the referrer URL has a protocol and host remove it
         regexp {^[a-z]+://[^/]+(/.*)$} $url . url