How to Fix AWS EC2 Error 502
Description: Bad Gateway in AWS EC2
If you are encountering AWS EC2 Error 502, it is likely causing critical downtime or application failure. Follow the steps below for immediate resolution.
The Immediate Fix
The load balancer or API gateway received an invalid response from the upstream backend server. Check backend health and routing rules.
Why does this happen?
Enterprise errors like AWS EC2 Error 502 typically occur due to misconfigurations in permissions, resource exhaustion, or network connectivity failures between services.