Error reading/parsing chunk in httpd for proxied request

Solution Unverified - Updated -

Issue

  • We see an error like the following and the client receives a 502:
[debug] mod_proxy_http.c(1741): proxy: start body send
[info] [client 127.0.0.1] (22)Invalid argument: Error reading/parsing chunk
[error] [client 127.0.0.1] (20014)Internal error: proxy: error reading response, referer: http://site.com/
[debug] mod_headers.c(743): headers: ap_headers_output_filter()
[debug] mod_proxy_http.c(1851): proxy: end body send

Environment

  • Apache httpd
    • mod_proxy
    • mod_cluster

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