fix calendar broken

lib/orbit_app/error_handlers/module_app_error_handler.rb

@@ -0,0 +1,16 @@
+module OrbitApp
+  module ErrorHandlers
+    module ModuleAppErrorHandler
+      
+
+      def render_module_app_error(exception = nil)
+        default_message = 'ModuleAppErrorHandler'
+        meaasge = ''
+        if exception
+          meaasge = default_message + exception.message
+        end
+        render :text=>meaasge
+      end
+    end
+  end
+end

lib/tasks/migrate.rake

@@ -338,4 +338,16 @@ namespace :migrate do
       @module_app.save
   end
 
+  task  :reinstall_calendar => :environment do
+      old_calendar = ModuleApp.where(key: "calendar")
+      old_calendar.destroy_all unless old_calendar.empty?
+      ModuleApp.new.from_json(File.open("#{Rails.root}/vendor/built_in_modules/calendar/calendar.json").read).save
+  end
+
+  task  :reinstall_gallery => :environment do
+      old_gallery = ModuleApp.where(key: "gallery")
+      old_gallery.destroy_all unless old_gallery.empty?
+      ModuleApp.new.from_json(File.open("#{Rails.root}/vendor/built_in_modules/gallery/gallery.json").read).save
+  end
+
 end