Index: openacs-4/packages/project-manager/www/task-revisions.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/project-manager/www/task-revisions.tcl,v
diff -u -N -r1.5 -r1.6
--- openacs-4/packages/project-manager/www/task-revisions.tcl	26 Apr 2018 08:56:38 -0000	1.5
+++ openacs-4/packages/project-manager/www/task-revisions.tcl	9 May 2018 15:33:33 -0000	1.6
@@ -73,7 +73,7 @@
         narrow
     } 
 
-set descriptions {}
+set descriptions [list]
 
 db_multirow -extend { item_url description_rich old_revision_id } revisions task_revisions_query {
 } {