Index: openacs-4/packages/acs-admin/www/cache/flush.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-admin/www/cache/flush.tcl,v
diff -u -r1.3.12.2 -r1.3.12.3
--- openacs-4/packages/acs-admin/www/cache/flush.tcl	18 Sep 2015 07:39:04 -0000	1.3.12.2
+++ openacs-4/packages/acs-admin/www/cache/flush.tcl	20 May 2016 18:05:12 -0000	1.3.12.3
@@ -5,7 +5,7 @@
     pattern
     raw_date
     key:allhtml
-    {return_url "show-util-memoize?pattern=$pattern"}
+    {return_url:return_url "show-util-memoize?pattern=$pattern"}
 }
 
 if {[catch {set pair [ns_cache get util_memoize $key]} errmsg]} {