diff --git a/app/controllers/managements_controller.rb b/app/controllers/managements_controller.rb
index 98b58614..b1eee18d 100644
--- a/app/controllers/managements_controller.rb
+++ b/app/controllers/managements_controller.rb
@@ -3,7 +3,7 @@ class ManagementsController < ApplicationController
   before_filter :require_business
   before_filter :require_admin, :only => [:shixun_setting_list, :mirror_repository, :mirror_picture_shixuns, :editmd_template,
                                           :editmd_template, :subject_level_system, :subject_setting_list,
-                                          :shixun_authorization, :ec_template, :codemirror_template,
+                                          :shixun_authorization, :ec_template, :codemirror_template, :update_user,
                                           :course_guide_template, :shixun_quality_score, :tech_system, :update_notice, :setting_banner,
                                           :training_2018, :create_standard]
   layout 'base_management'
diff --git a/app/services/sources_service.rb b/app/services/sources_service.rb
index aa95d382..e5857b52 100644
--- a/app/services/sources_service.rb
+++ b/app/services/sources_service.rb
@@ -171,7 +171,8 @@ class SourcesService
 
   def get_user_info params
     user = User.find params[:id]
-    {username: user.show_real_name, user_id: user.id, email: user.mail, phone: user.phone, sex: user.sex, school_name: user.school_name}
+    mail = user.mail.presence || "login@educoder.net"
+    {username: user.show_real_name, user_id: user.id, email: mail, phone: user.phone, sex: user.sex, school_name: user.school_name}
   end
 
   # courses start ############################################