diff --git a/app/models/invite_list.rb b/app/models/invite_list.rb
index 605c35a07..f1ba8546f 100644
--- a/app/models/invite_list.rb
+++ b/app/models/invite_list.rb
@@ -1,5 +1,5 @@
 class InviteList < ActiveRecord::Base
   attr_accessible :project_id, :user_id
-  belongs_to :user
-  belongs_to :project
+  # belongs_to :user
+  # belongs_to :project
 end
diff --git a/app/models/project.rb b/app/models/project.rb
index 249df8640..bf94df248 100644
--- a/app/models/project.rb
+++ b/app/models/project.rb
@@ -67,7 +67,7 @@ class Project < ActiveRecord::Base
   has_many :student, :through => :students_for_courses, :source => :user
   has_one :course_extra, :class_name => 'Course', :foreign_key => :extra,:primary_key => :identifier, :dependent => :destroy
   has_many :applied_projects
-  has_many :invite_lists
+  # has_many :invite_lists
 
   # end
   #ADDED BY NIE
diff --git a/app/models/user.rb b/app/models/user.rb
index fa3134a58..4c30012d7 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -126,7 +126,7 @@ class User < Principal
 # end
 
   # 邮件邀请状态
-  has_many :invite_lists
+  # has_many :invite_lists
   # end
 
 ######added by nie