Fixed module name.

db/migrate/20130502000001_scheduler_update.rb

@@ -23,7 +23,7 @@ class SchedulerUpdate < ActiveRecord::Migration
     )
     Scheduler.create_or_update(
       :name           => 'Generate Session data',
-      :method         => 'Session.jobs',
+      :method         => 'Sessions.jobs',
       :period         => 60,
       :prio           => 1,
       :active         => true,

db/migrate/20130826000001_update_scheduler2

@@ -0,0 +1,15 @@
+class UpdateScheduler2 < ActiveRecord::Migration
+  def up
+    Scheduler.create_or_update(
+      :name           => 'Generate Session data',
+      :method         => 'Sessions.jobs',
+      :period         => 60,
+      :prio           => 1,
+      :active         => true,
+      :updated_by_id  => 1,
+      :created_by_id  => 1,
+    )
+  end
+  def down
+  end
+end