502 error is happening intermittently in micro

[fairojm]

Hi,

I am using Node with express REST API application deployed to micro. I am getting 502 error some times. The size of the response also not larger. It is in kb only. I found the below error from logs. Can anyone please help me on this issue

[ERROR] [1671114731060] LAMBDA_RUNTIME Failed to post handler success response. Http response code: 400.

[2022-12-15T20:02:11+05:30] RequestId: 289cca04-cdbe-4b6d-9dcd-c3b237b507df Error: Runtime exited with error: exit status 129 
Runtime.ExitError