Index: openacs-4/packages/xowiki/www/admin/portal-element-add.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/www/admin/portal-element-add.tcl,v
diff -u -N -r1.16 -r1.17
--- openacs-4/packages/xowiki/www/admin/portal-element-add.tcl	7 Aug 2017 23:48:31 -0000	1.16
+++ openacs-4/packages/xowiki/www/admin/portal-element-add.tcl	22 Jan 2018 00:53:45 -0000	1.17
@@ -21,6 +21,7 @@
   ad_return_error \
       [_ xowiki.portlet_page_does_not_exist_error_short] \
       [_ xowiki.portlet_page_does_not_exist_error_long $page_name]
+  ad_script_abort
 
 } else {
   #
@@ -42,6 +43,7 @@
     ad_return_error \
 	[_ xowiki.portlet_title_exists_error_short] \
 	[_ xowiki.portlet_title_exists_error_long $page_title]
+    ad_script_abort
   } else {
     #
     # everything ok, add the portal element