Index: openacs-4/packages/assessment/www/asm-admin/item-add.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/assessment/www/asm-admin/item-add.tcl,v
diff -u -N -r1.27 -r1.27.2.1
--- openacs-4/packages/assessment/www/asm-admin/item-add.tcl	29 Jun 2018 17:27:18 -0000	1.27
+++ openacs-4/packages/assessment/www/asm-admin/item-add.tcl	14 Feb 2019 16:15:01 -0000	1.27.2.1
@@ -339,7 +339,7 @@
         && (![info exists formbutton_add_another_choice] || $formbutton_add_another_choice eq "")} {
         set return_url "[export_vars -base questions {assessment_id}]\&#Q$as_item_id"
     } elseif {([info exists formbutton_add_another_question] && $formbutton_add_another_question ne "")} {
-        set after [expr {$after + 1}]
+        incr after
         set return_url  "[export_vars -base item-add {after assessment_id section_id}]\#Q$as_item_id"
     }
     if {[info exists return_url] && $return_url ne ""} {