Index: openacs-4/packages/xowiki/tcl/xowiki-www-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/xowiki-www-procs.tcl,v
diff -u -N -r1.368.2.54 -r1.368.2.55
--- openacs-4/packages/xowiki/tcl/xowiki-www-procs.tcl	31 Jan 2020 17:59:51 -0000	1.368.2.54
+++ openacs-4/packages/xowiki/tcl/xowiki-www-procs.tcl	1 Feb 2020 09:20:22 -0000	1.368.2.55
@@ -437,7 +437,7 @@
     set attributes [lsort -dictionary [array names vars]]
     # make sure, we the includelet honors the cvs generation
     set includelet_key name:form-usages,form_item_ids:$form_item_id,field_names:[join $attributes " "],
-    ::xo::cc set queryparm(includelet_key) $includelet_key
+    ::xo::cc set queryparm(includelet_key) [ns_base64urlencode $includelet_key]
     # call the includelet
     :www-view [:include [list form-usages -field_names $attributes \
                              -extra_form_constraints _creation_user:numeric,format=%d \