diff --git a/app/jobs/open_project_dev_ops_job.rb b/app/jobs/open_project_dev_ops_job.rb
index 64115f25f..b3fe99e6f 100644
--- a/app/jobs/open_project_dev_ops_job.rb
+++ b/app/jobs/open_project_dev_ops_job.rb
@@ -5,6 +5,7 @@ class OpenProjectDevOpsJob < ApplicationJob
 
   def perform(project_id, user_id)
     project = Project.find_by(id: project_id)
+    return if project.blank?
     user = User.find_by(id: user_id)
     code = jianmu_devops_code(project, user)
     uri = URI.parse("#{jianmu_devops_url}/activate?code=#{URI.encode_www_form_component(code)}")