diff --git a/app/api/mobile/apis/blockchains.rb b/app/api/mobile/apis/blockchains.rb
index 352210f43..0c7265c91 100644
--- a/app/api/mobile/apis/blockchains.rb
+++ b/app/api/mobile/apis/blockchains.rb
@@ -59,7 +59,7 @@ module Mobile
         post 'join' do
           authenticate!
           # 根据repo_git_url找到repository对应的项目
-
+          Rails.logger.info("!!!!!!!!!!!in the join function")
           rs = RepositoriesService.new
           rs.findProjectByRepoUrl(params[:repo_url])
           # owner = User.find_by_login(params[:ownername])
diff --git a/app/services/repositories_service.rb b/app/services/repositories_service.rb
index 8ec9acc9d..60d9fd981 100644
--- a/app/services/repositories_service.rb
+++ b/app/services/repositories_service.rb
@@ -46,11 +46,12 @@ class RepositoriesService
   # 根据repo_url，找到所属project
   def findProjectByRepoUrl repo_url
     # 解析ownername
+    Rails.logger.info("in the findProjectByRepoUrl function")
     repo_url = repo_url[Redmine::Configuration['gitlab_address'].to_s.length + 1..repo_url.length - 1]
     index_split = repo_url.index("/")
     owner_name = repo_url[0..index_split - 1]
-    puts "!!!!!!!!!!this is the owner name"
-    puts owner_name
+    Rails.logger.info("!!!!!!!!!!this is the owner name")
+    Rails.logger.info(owner_name)
 end
 
 end
\ No newline at end of file