System.net.webexception The Remote Server Returned An Error -502- Bad Gateway 【TOP-RATED – 2024】

Ensure your backend sends valid HTTP headers, properly terminated with \r\n\r\n , and correct Content-Length .

: An Azure Function uses HttpClient to call an external CRM API. After every 50–60 requests, a 502 appears in the logs. Ensure your backend sends valid HTTP headers, properly