diff --git a/app/models/tiding.rb b/app/models/tiding.rb
index c5b2e6a3..5107374e 100644
--- a/app/models/tiding.rb
+++ b/app/models/tiding.rb
@@ -252,7 +252,7 @@ class Tiding < ActiveRecord::Base
         if self.tiding_type == "Mentioned"
           "@了你：" + message_content(container.notes)
         elsif self.tiding_type == "Comment"
-          "评论了你" + (container.parent.present? ? "的回复：" : "发布的项目issue：") + message_content(container.notes)
+          container.present? ? ("评论了你" + (container.parent.present? ? "的回复：" : "发布的项目issue：") + message_content(container.notes)) : ""
         else
           "更新了Issue：#{container.issue.subject}"
         end
diff --git a/app/services/games_service.rb b/app/services/games_service.rb
index 8589023a..7cfe9107 100644
--- a/app/services/games_service.rb
+++ b/app/services/games_service.rb
@@ -568,7 +568,6 @@ class GamesService
 
     testCases = Base64.urlsafe_encode64(testSet.to_json) unless testSet.blank?
 
-
     # 注意：这个地方的参数写的时候不能换行
     content_modified = params[:content_modified] # 决定文件内容是否有修改，有修改如果中间成pull没有更新，则轮询等待更新
     params = {:tpiID => "#{myshixun.id}", :tpiGitURL  => "#{gitUrl}", :buildID => "#{taskId}",:instanceChallenge  => "#{step}",