diff --git a/app/controllers/users_controller.rb b/app/controllers/users_controller.rb
index 87dc127a0..792ba4690 100644
--- a/app/controllers/users_controller.rb
+++ b/app/controllers/users_controller.rb
@@ -625,7 +625,7 @@ class UsersController < ApplicationController
       visible_course_ids = visible_course.empty? ? "(-1)" : "(" + visible_course.map{|course| course.id}.join(",") + ")"
       @homeworks = HomeworkCommon.where("course_id in #{visible_course_ids} and publish_time <= '#{Date.today}'").order("#{@order} #{@b_sort}")
     end
-    @type = params[:type]
+    @type = params[:type] ? params[:type] : '1'
     @limit = 10
     @is_remote = true
     @hw_count = @homeworks.count
@@ -808,7 +808,7 @@ class UsersController < ApplicationController
         #@homeworks = @homeworks.where("homework_type = 3").reorder("#{@order} #{@b_sort}")
       end
     end
-    @type = params[:type]
+    @type = params[:type] ? params[:type] : '1'
     @property = params[:property]
     @is_import = params[:is_import]
     @limit = params[:is_import].to_i == 1 ? 15 : 10