diff --git a/app/controllers/users_controller.rb b/app/controllers/users_controller.rb
index 12caefde2..900af0e77 100644
--- a/app/controllers/users_controller.rb
+++ b/app/controllers/users_controller.rb
@@ -155,7 +155,7 @@ class UsersController < ApplicationController
         @message_alls = CourseMessage.where("course_message_type =? and user_id =?", "JournalsForMessage", @user).order("created_at desc")
         @message_alls_count = @message_alls.count
       when 'issue'
-        @message_alls = ForgeMessage.where("forge_message_type =? and user_id =?", "Issue", @user).reverse
+        @message_alls = ForgeMessage.where("forge_message_type =? and user_id =?", "Issue", @user).order("created_at desc")
         @message_alls_count = @message_alls.count
       when 'issue_update' # 缺陷状态更新、留言
         @message_alls = ForgeMessage.where("forge_message_type =? and user_id =?", "Journal", @user).order("created_at desc")
diff --git a/app/views/users/user_messages.html.erb b/app/views/users/user_messages.html.erb
index 65d1cb591..207572a1c 100644
--- a/app/views/users/user_messages.html.erb
+++ b/app/views/users/user_messages.html.erb
@@ -44,7 +44,7 @@
                         <%= link_to ma.course_message.title, {:controller => 'news', :action => 'show', :id => ma.course_message.id },
                                     :class =>"#{ma.viewed == 0 ? "newsBlack" : "newsGrey"}",
                                     :title => "#{ma.course_message.title}" %></li>
-                      <li class="homepageNewsTime fl"><%= time_tag(ma.course_message.created_on).html_safe %> </li>
+                      <li class="homepageNewsTime fl"><%= time_tag(ma.created_at).html_safe %> </li>
                     </ul>
                 <% end %>
                 <% if ma.course_message_type == "Comment" %>
@@ -55,7 +55,7 @@
                         <%= link_to ma.course_message.comments.html_safe, {:controller => 'news', :action => 'show', :id => ma.course_message.commented.id },
                                     :class =>"#{ma.viewed == 0 ? "newsBlack" : "newsGrey"}",
                                     :title => "#{ma.course_message.comments.html_safe}" %></li>
-                      <li class="homepageNewsTime fl"><%= time_tag(ma.course_message.created_on).html_safe %> </li>
+                      <li class="homepageNewsTime fl"><%= time_tag(ma.created_at).html_safe %> </li>
                     </ul>
                 <% end %>
                 <% if ma.course_message_type == "HomeworkCommon" %>
@@ -64,7 +64,7 @@
                       <li class="homepageNewsPubType fl"><%=link_to ma.course_message.user, user_path(ma.course_message.user), :class => "newsBlue homepageNewsPublisher" %><span class="<%= ma.viewed == 0 ? "homepageNewsTypeNotRead fl":"homepageNewsType fl" %>">发布了作业：</span></li>
                       <li class="homepageNewsContent fl"><a href="javascript:void(0);" class="newsGrey">
                         <%= link_to ma.course_message.name, student_work_index_path(:homework => ma.course_message.id),:class => "newsGrey", :title => "#{ma.course_message.name}" %></a></li>
-                      <li class="homepageNewsTime fl"><%= time_tag(ma.course_message.created_at).html_safe %> </li>
+                      <li class="homepageNewsTime fl"><%= time_tag(ma.created_at).html_safe %> </li>
                     </ul>
                 <% end %>
                 <% if ma.course_message_type == "Poll" %>
@@ -75,7 +75,7 @@
                         <%= link_to format_activity_title(" #{ma.course_message.polls_name.nil? ? "未命名问卷" : ma.course_message.polls_name}"), poll_path(ma.course_message.id),
                                     :class=>"#{ma.viewed==0?"newsBlack":"newsGrey"}",
                                     :title => "#{ma.course_message.polls_name}" %></a></li>
-                      <li class="homepageNewsTime fl"><%= time_tag(ma.course_message.created_at).html_safe %> </li>
+                      <li class="homepageNewsTime fl"><%= time_tag(ma.created_at).html_safe %> </li>
                     </ul>
                 <% end %>
                 <% if ma.course_message_type == "Message" %>
@@ -86,7 +86,7 @@
                         <%=link_to ma.course_message.subject.html_safe, course_boards_path(ma.course_message.course,:parent_id => ma.course_message.parent_id ? ma.course_message.parent_id : ma.course_message.id,
                                                                                            :topic_id => ma.course_message.id),:class=>"#{ma.viewed==0?"newsBlack":"newsGrey"}",
                                    :title => "#{ma.course_message.subject.html_safe}" %></a></li>
-                      <li class="homepageNewsTime fl"><%= time_tag(ma.course_message.created_on).html_safe %> </li>
+                      <li class="homepageNewsTime fl"><%= time_tag(ma.created_at).html_safe %> </li>
 
                     </ul>
                 <% end %>
@@ -98,7 +98,7 @@
                         <% unless ma.content.nil? %>
                             <%= link_to ma.content.html_safe, student_work_index_path(:homework => ma.course_message.student_work.homework_common_id),:class=>"newsGrey",:title => "#{ma.content.html_safe}" %></a></li>
                         <% end %>
-                        <li class="homepageNewsTime fl"><%= time_tag(ma.course_message.created_at).html_safe %> </li>
+                        <li class="homepageNewsTime fl"><%= time_tag(ma.created_at).html_safe %> </li>
                         </ul>
                 <% end %>
                 <% if ma.course_message_type == "JournalsForMessage" %>
@@ -107,7 +107,7 @@
                       <li class="homepageNewsPubType fl"><%=link_to ma.course_message.user, user_path(ma.course_message.user), :class => "newsBlue homepageNewsPublisher" %><span class="<%= ma.viewed == 0 ? "homepageNewsTypeNotRead fl":"homepageNewsType fl" %>">回复了作品评论：</span></li>
                       <li class="homepageNewsContent fl"><a href="javascript:void(0);" class="newsGrey">
                         <%= link_to ma.course_message.notes, student_work_index_path(:homework => ma.course_message.jour.student_work.homework_common_id),:class=>"newsGrey",:title => "#{ma.course_message.notes}" %></a></li>
-                      <li class="homepageNewsTime fl"><%= time_tag(ma.course_message.created_on).html_safe %> </li>
+                      <li class="homepageNewsTime fl"><%= time_tag(ma.created_at).html_safe %> </li>
                     </ul>
                 <% end %>
             <% end %>
@@ -125,7 +125,7 @@
                       <li class="homepageNewsContent fl"><a href="javascript:void(0);" class="newsGrey">
                         <%= link_to ma.forge_message.subject, issue_path(:id => ma.forge_message.id), :class => "#{ma.viewed == 0 ? "newsBlack" : "newsGrey"}",:title => "#{ma.forge_message.subject}" %></a>
                       </li>
-                      <li class="homepageNewsTime fl"><%= time_tag(ma.forge_message.created_on).html_safe %> </li>
+                      <li class="homepageNewsTime fl"><%= time_tag(ma.created_at).html_safe %> </li>
                     </ul>
                 <% end %>
                 <% if ma.forge_message_type == "Journal" %>
@@ -143,7 +143,7 @@
                                     issue_path(:id => ma.forge_message.journalized_id), :class => "#{ma.viewed == 0 ? "newsBlack" : "newsGrey"}",
                                     :title => "#{get_issue_des_update(ma.forge_message).html_safe}" %></a>
                       </li>
-                      <li class="homepageNewsTime fl"><%= time_tag(ma.forge_message.created_on).html_safe %> </li>
+                      <li class="homepageNewsTime fl"><%= time_tag(ma.created_at).html_safe %> </li>
                     </ul>
                 <% end %>
                 <% if ma.forge_message_type == "Message" %>
@@ -156,7 +156,7 @@
                                                                                            :parent_id => ma.forge_message.parent_id ? ma.forge_message.parent_id : ma.forge_message.id,
                                                                                            :topic_id => ma.forge_message.id),:class=>"#{ma.viewed==0?"newsBlack":"newsGrey"}",
                                    :title => "#{ma.forge_message.subject.html_safe}" %></a></li>
-                      <li class="homepageNewsTime fl"><%= time_tag(ma.forge_message.created_on).html_safe %> </li>
+                      <li class="homepageNewsTime fl"><%= time_tag(ma.created_at).html_safe %> </li>
                     </ul>
                 <% end %>
                 <% if ma.forge_message_type == "News" %>
@@ -171,7 +171,7 @@
                       <li class="homepageNewsContent fl"><a href="javascript:void(0);" class="newsGrey">
                         <%= link_to ("#{ma.forge_message.title.html_safe}"), {:controller => 'news', :action => 'show', :id => ma.forge_message.id}, :class => "newsGrey", :title => "#{ma.forge_message.title.html_safe}" %></a>
                       </li>
-                      <li class="homepageNewsTime fl"><%= time_tag(ma.forge_message.created_on).html_safe %> </li>
+                      <li class="homepageNewsTime fl"><%= time_tag(ma.created_at).html_safe %> </li>
                     </ul>
                 <% end %>
                 <% if ma.forge_message_type == "Comment" %>
@@ -182,7 +182,7 @@
                       <li class="homepageNewsContent fl">
                         <%= link_to "#{ma.forge_message.comments.html_safe}",
                                     {:controller => 'news', :action => 'show', :id => ma.forge_message.commented.id },:class =>"#{ma.viewed == 0 ? "newsBlack" : "newsGrey"}", :title => "#{ma.forge_message.comments.html_safe}"%></li>
-                      <li class="homepageNewsTime fl"><%= time_tag(ma.forge_message.created_on).html_safe %> </li>
+                      <li class="homepageNewsTime fl"><%= time_tag(ma.created_at).html_safe %> </li>
                     </ul>
                 <% end %>
             <% end %>
diff --git a/db/migrate/20150829081822_update_message_time.rb b/db/migrate/20150829081822_update_message_time.rb
index 31dcb0b4f..fe670e9b8 100644
--- a/db/migrate/20150829081822_update_message_time.rb
+++ b/db/migrate/20150829081822_update_message_time.rb
@@ -19,26 +19,6 @@ class UpdateMessageTime < ActiveRecord::Migration
       end
       end
     end
-
-    forge_count = ForgeMessage.all.count / 30 + 1
-    transaction do
-      for i in 1 ... forge_count do i
-      ForgeMessage.page(i).per(30).each do |fmessage|
-        if fmessage.forge_message
-          if fmessage.forge_message.respond_to?("created_at")
-            fmessage.created_at = fmessage.forge_message.created_at
-          elsif fmessage.forge_message.respond_to?("created_on")
-            fmessage.created_at = fmessage.forge_message.created_on
-          end
-          fmessage.save
-
-          forge_all_message = MessageAll.where("message_type = '#{fmessage.class.to_s}' and message_id = '#{fmessage.id}'").first
-          forge_all_message.created_at = fmessage.created_at
-          forge_all_message.save
-        end
-      end
-      end
-    end
   end
 
   def down
diff --git a/db/migrate/20150829130302_update_forge_message_time.rb b/db/migrate/20150829130302_update_forge_message_time.rb
new file mode 100644
index 000000000..70811c307
--- /dev/null
+++ b/db/migrate/20150829130302_update_forge_message_time.rb
@@ -0,0 +1,26 @@
+class UpdateForgeMessageTime < ActiveRecord::Migration
+  def up
+    forge_count = ForgeMessage.all.count / 30 + 1
+    transaction do
+      for i in 1 ... forge_count do i
+      ForgeMessage.page(i).per(30).each do |fmessage|
+        if fmessage.forge_message
+          if fmessage.forge_message.respond_to?("created_at")
+            fmessage.created_at = fmessage.forge_message.created_at
+          elsif fmessage.forge_message.respond_to?("created_on")
+            fmessage.created_at = fmessage.forge_message.created_on
+          end
+          fmessage.save
+
+          forge_all_message = MessageAll.where("message_type = '#{fmessage.class.to_s}' and message_id = '#{fmessage.id}'").first
+          forge_all_message.created_at = fmessage.created_at
+          forge_all_message.save
+        end
+      end
+      end
+    end
+  end
+
+  def down
+  end
+end