On Mon, 7 May 2007, Ralph Mitchell wrote:

>> > curl: (52) Empty reply from server.

>> When curl says that, it didn't get _any_ response from the HTTP server when
>> it sent its request.
>
> I was just asked the same thing here at work. Just to clarify, am I right
> in thinking that '52' means the connection is accepted, but then dropped by
> the remote server before a single byte is transferred?? I.e, it's not a
> timeout or other failure in transmission.

Exactly: Connect, sent request successfully, connection closed.

Since HTTP is defined to always have the server respond with at least
something, not responding with anything at all is considered an error.

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