diff --git a/app/helpers/subjects_helper.rb b/app/helpers/subjects_helper.rb
index c81d560b..0a8d659f 100644
--- a/app/helpers/subjects_helper.rb
+++ b/app/helpers/subjects_helper.rb
@@ -6,32 +6,36 @@ module SubjectsHelper
   end
 
   # 实训路径详情列表，右侧状态显示栏
-  def shixun_show_in_subject subject_status, shixun_status
-    content = if subject_status < 2
-                 case shixun_status
-                   when 0, 1
-                     '<span class="fr color-grey-c">暂未公开</span>'
-                   when 2
-                     '<span class="fr color-grey-9">已发布</span>'
-                   when 3
-                     '<span class="fr color-grey-9">已关闭</span>'
-                   else
-                     ""
-                 end
-               else
-                 if shixun_status != 2
-                   case shixun_status
-                     when 0, 1
-                       '<span class="fr color-grey-c">暂未公开</span>'
-                     when 3
-                       '<span class="fr color-grey-9">已关闭</span>'
-                     else
-                       ""
-                   end
-                 else
-                   ""
-                 end
-               end
+  def shixun_show_in_subject subject_status, shixun_status, shixun_hidden
+    content = if shixun_hidden
+                '<span class="fr color-grey-c">暂未公开</span>'
+              else
+                if subject_status < 2
+                  case shixun_status
+                  when 0, 1
+                    '<span class="fr color-grey-c">暂未公开</span>'
+                  when 2
+                    '<span class="fr color-grey-9">已发布</span>'
+                  when 3
+                    '<span class="fr color-grey-9">已关闭</span>'
+                  else
+                    ""
+                  end
+                else
+                  if shixun_status != 2
+                    case shixun_status
+                    when 0, 1
+                      '<span class="fr color-grey-c">暂未公开</span>'
+                    when 3
+                      '<span class="fr color-grey-9">已关闭</span>'
+                    else
+                      ""
+                    end
+                  else
+                    ""
+                  end
+                end
+              end
     return content.html_safe
   end
 
@@ -39,7 +43,7 @@ module SubjectsHelper
   def start_shixun_in_subject subject, shixun, myshixun
     is_modify = ShixunModify.where(:myshixun_id => myshixun.try(:id), :shixun_id => shixun.try(:id), :status => 1).first
     content_before = ''
-    content = if shixun.status == 2 || User.current.manager_of_shixun?(shixun)
+    content = if (shixun.status == 2 && !shixun.hidden) || User.current.manager_of_shixun?(shixun)
                 content_before = "<a href=\"#{shixun_path(shixun)}\" class=\"mr30 color-blue_4C shixun_detail pointer fl none\" target=\"_blank\">查看详情</a>"
                 if User.current.try(:mail).blank?
                   %Q{<a class="btn_auto user_bluebg_btn fl none" onclick="sure_box_redirect_without_newtab_btn('#{security_settings_path}', '开启实训，请先绑定邮箱','绑定邮箱');" id = "shixun_operation">开始实战</a>}
diff --git a/app/views/subjects/_paths_list.html.erb b/app/views/subjects/_paths_list.html.erb
index 615eaa18..fdd5e262 100644
--- a/app/views/subjects/_paths_list.html.erb
+++ b/app/views/subjects/_paths_list.html.erb
@@ -61,7 +61,7 @@
             <span class="paragraph_name <%= shixun.status < 2 && !is_shixun_manager ? "color-grey-c" : "color-grey3" %>"><span class="subject_stage_shixun_index"><%= s_index + 1 %></span>-<%= index + 1 %>&nbsp;&nbsp;<%= shixun.name %></span>
           </li>
           <li class="fr status_li">
-            <%= shixun_show_in_subject @subject.status, shixun.status %>
+            <%= shixun_show_in_subject @subject.status, shixun.status, shixun.hidden %>
             <%= start_shixun_in_subject @subject, shixun, myshixun %>
           </li>
         </div>
diff --git a/db/migrate/20190329080718_migrate_homework_common_end_time2.rb b/db/migrate/20190329080718_migrate_homework_common_end_time2.rb
new file mode 100644
index 00000000..65d4670a
--- /dev/null
+++ b/db/migrate/20190329080718_migrate_homework_common_end_time2.rb
@@ -0,0 +1,13 @@
+class MigrateHomeworkCommonEndTime2 < ActiveRecord::Migration
+  def up
+    homework_commons = HomeworkCommon.where("id >= 21549")
+    homework_commons.each do |homework|
+      if homework.publish_time.nil?
+        homework.update_column('end_time', nil)
+      end
+    end
+  end
+
+  def down
+  end
+end