User
Request sent
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The load balancer is online, but the application is not responding correctly.
Your mission
Find where the request is failing.
Request path
Request sent
Request received
No response
The request reaches the load balancer, but the app does not respond. Check the connection between the load balancer and the app.
Step 1 of 6
A new application version was deployed. Minutes later, users started receiving HTTP 502 responses from the public URL.
DNS
Resolving
Application Load Balancer
Reachable
Public response
502 Bad Gateway
Failure started
After deployment
The request reached the load balancer, but a service behind it did not return a valid response.