502 Bad Gateway - Sap Web Dispatcher as a target used in AWS Load Balancer

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 Issue: A 502 Bad Gateway error occurs for any request sent to a SAP Web Dispatcher that sits behind an AWS Application Load Balancer.

Solution: Check the target group defined in the AWS load balancer for the SAP Web Dispatcher and ensure the correct protocol version is configured.

You will need to switch between HTTP1 and HTTP2 depending on your version.




 


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