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 -r1.189.2.26 -r1.189.2.27
--- openacs-4/packages/acs-tcl/tcl/utilities-procs.tcl	29 Sep 2019 16:07:19 -0000	1.189.2.26
+++ openacs-4/packages/acs-tcl/tcl/utilities-procs.tcl	5 Oct 2019 12:57:10 -0000	1.189.2.27
@@ -1581,7 +1581,7 @@
             if { $excluded_vars_url ne "" } {
                 append excluded_vars_url "&"
             }
-            append excluded_vars_url [export_vars -url {{"$item" "$value"}}]
+            append excluded_vars_url [export_vars {{"$item" "$value"}}]
         }
     }