--- "a/plugins/redmine_workload/init.rb"
+++ "b/plugins/redmine_workload/init.rb"
@@ -2,6 +2,7 @@
 
 require 'redmine'
 require File.expand_path('lib/redmine_workload', __dir__)
+require './group_workload_preparer.rb'
 
 Redmine::Plugin.register :redmine_workload do
   name 'Redmine workload plugin'
@@ -44,12 +45,12 @@ Redmine::Plugin.register :redmine_workload do
   permission :edit_user_data,        wl_user_datas: :update
 end
 
-if Rails.version < '6'
-  plugin = Redmine::Plugin.find(:redmine_workload)
-  Rails.application.configure do
-    config.autoload_paths << "#{plugin.directory}/app/presenters"
-  end
-end
+#if Rails.version < '6'
+#  plugin = Redmine::Plugin.find(:redmine_workload)
+#  Rails.application.configure do
+#    config.autoload_paths << "#{plugin.directory}/app/presenters"
+#  end
+#end
 
 class RedmineToolbarHookListener < Redmine::Hook::ViewListener
   def view_layouts_base_html_head(_context)