fix

app/models/message_template/issue_expire.rb

@@ -31,9 +31,6 @@ class MessageTemplate::IssueExpire < MessageTemplate
     url = notification_url.gsub('{owner}', owner&.login).gsub('{identifier}', project&.identifier).gsub('{id}', issue&.id.to_s)
 
     return receivers_string(receivers), content, url
-    else
-      return '', '', ''
-    end
   rescue => e
     Rails.logger.info("MessageTemplate::IssueExpire.get_message_content [ERROR] #{e}")
     return '', '', ''