Hi @Nitin Kamboj​ ,

Good Day!

Please refer the below KB article for the reported error and follow the steps:

https://apeople.automationanywhere.com/s/article/How-to-change-the-Control-Room-IP-addresses-in-Cluster-environment/p>

https://apeople.automationanywhere.com/s/article/A2019-Control-room-Not-accessible-after-Installation-502-Bad-Gateway/p>

If you are still facing an issue then please create a support case

How to create a support case :

https://apeople.automationanywhere.com/s/article/How-to-create-a-support-case-in-service-cloud/p>

if you don't have access to the above link, email the AA Support team "apeopleopsteam@automationanywhere.com" to get the access.

Thank you