deliver_later not sending mail in sidekiq in rails

To troubleshoot the issue of deliver_later not sending mail in Sidekiq in Rails, you can follow these steps:

1. Ensure that the Sidekiq gem is included in your Gemfile and properly set up in your Rails application.

2. Check that the Sidekiq worker is running and processing jobs. You can do this by verifying that Sidekiq is running in your development or production environment.

3. Verify that the deliver_later method is being called on an instance of a mailer class. Ensure that the mailer class is properly defined and configured to send emails.

4. Check the Sidekiq logs for any errors or warnings related to the email sending process. This can provide valuable insights into what might be causing the issue.

5. Ensure that any necessary configuration for Sidekiq and Action Mailer is correctly set up in your Rails application, including the use of the appropriate delivery method.

By following these steps, you can pinpoint the potential causes of the deliver_later not sending mail in Sidekiq in your Rails application and take appropriate action to resolve the issue.