Index: openacs-4/packages/project-manager/tcl/task-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/project-manager/tcl/task-procs.tcl,v
diff -u -r1.33 -r1.34
--- openacs-4/packages/project-manager/tcl/task-procs.tcl	25 Apr 2018 19:47:47 -0000	1.33
+++ openacs-4/packages/project-manager/tcl/task-procs.tcl	26 Apr 2018 08:56:38 -0000	1.34
@@ -2604,8 +2604,8 @@
 	dtype::get_object -object_id $prev_rev_id -object_type pm_task -array old_task
 	db_1row get_new_title_and_desc "select title as old_title,description as old_description from cr_revisions where revision_id = $prev_rev_id"
 	
-	set changes [list]
-	set manual_change_list [list]
+	set changes {}
+	set manual_change_list {}
 	# Get changes for percent_complete
 	set old $old_task(percent_complete)
 	set new $task(percent_complete)