- Now catching the case that the diff in dependencies is "null" instead of 0.0.

  No idea where a null comes from, but anyway...

tcl/intranet-rest-data-source-procs.tcl

@@ -304,6 +304,7 @@ ad_proc im_rest_project_task_tree_predecessors {
 	set type_id $object_hash(type_id)
 	set diff 0.0
 	if {[info exists object_hash(diff)]} { set diff $object_hash(diff) }
+	if {"null" eq $diff} { set diff 0.0 }
 	set diff_format_id 9807
 	if {[info exists object_hash(diff_format_id)]} { set diff_format_id $object_hash(diff_format_id) }