Redmine

I have installed the redmine plugin redmine_schedules
i managed to install the plugin successfully. Also the server starts with the given port
But the link when executed shows internal error 500. i Checked the logs and it showed this:

Started GET "/" for 192.168.100.49 at 2017-02-17 13:09:34 +0530

Processing by WelcomeController#index as HTML
Current user: anonymous
Rendered welcome/index.html.erb within layouts/base (9.0ms)
Completed 500 Internal Server Error in 304ms (ActiveRecord: 13.0ms)

ActionView::Template::Error (uninitialized constant SchedulesController):
62: <div id="top-menu">
63: <div id="account">
64: <%= render_menu :account_menu ->
65: </div>
66: <= content_tag('div', "#{l(:label_logged_as)} #{link_to_user(User.current, :format => :username)}".html_safe, :id => 'loggedas') if User.current.logged? >
67: <= render_menu :top_menu if User.current.logged? || !Setting.login_required? -%>
68: </div>
plugins/redmine3.1-schedules-plugin/init.rb:22:in `block (2 levels) in <top (required)>'
lib/redmine/menu_manager.rb:446:in `call'
lib/redmine/menu_manager.rb:446:in `allowed?'
lib/redmine/menu_manager.rb:164:in `block in menu_items_for'
lib/redmine/menu_manager.rb:163:in `each'
lib/redmine/menu_manager.rb:163:in `menu_items_for'
lib/redmine/menu_manager.rb:90:in `render_menu'
app/views/layouts/base.html.erb:65:in `_app_views_layouts_base_html_erb___685169783_52170108'
lib/redmine/sudo_mode.rb:63:in `sudo_mode'

Without the plugin the tool works fine

Redmine details:

Default administrator account changed True

Attachments directory writable True
Plugin assets directory writable (./public/plugin_assets) True
RMagick available (optional) Exclamation
ImageMagick convert available (optional) Exclamation

Environment:
Redmine version 3.2.3.stable
Ruby version 2.2.6-p396 (2016-11-15) [i386-mingw32]
Rails version 4.2.5.2
Environment production
Database adapter Mysql2
SCM:
Git 1.9.4
Filesystem
Redmine plugins:
no plugin installed

Kindly help