Index: openacs-4/packages/dbm/www/addprimarykey.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/dbm/www/addprimarykey.tcl,v
diff -u -r1.1 -r1.2
--- openacs-4/packages/dbm/www/addprimarykey.tcl	7 Jun 2006 10:43:18 -0000	1.1
+++ openacs-4/packages/dbm/www/addprimarykey.tcl	25 Apr 2018 19:47:47 -0000	1.2
@@ -19,7 +19,7 @@
     }
 } -on_submit {
      
-    set output [list]
+    set output {}
 
     foreach el $column {
 	lappend output [concat \"$el\"]