"http wrote:
Proxy Error
The proxy server received an invalid response from an upstream server.
The proxy server could not handle the request GET /display/sdkdoc/Developer+Guide.
Reason: Error reading from remote server
Apache/2.2.15 (CentOS) Server at sdkdocs.roku.com Port 80
$ curl -v http://sdkdocs.roku.com/display/sdkdoc/Developer+Guide[/spoiler:2dw2tw2f]
* Adding handle: conn: 0x7fe6c8804400
* Adding handle: send: 0
* Adding handle: recv: 0
* Curl_addHandleToPipeline: length: 1
* - Conn 0 (0x7fe6c8804400) send_pipe: 1, recv_pipe: 0
* About to connect() to sdkdocs.roku.com port 80 (#0)
* Trying 50.57.129.160...
* Connected to sdkdocs.roku.com (50.57.129.160) port 80 (#0)
> GET /display/sdkdoc/Developer+Guide HTTP/1.1
> User-Agent: curl/7.30.0
> Host: sdkdocs.roku.com
> Accept: */*
>
< HTTP/1.1 502 Proxy Error
< Date: Fri, 29 May 2015 17:31:01 GMT
< Content-Length: 521
< Connection: close
< Content-Type: text/html; charset=iso-8859-1
<
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html><head>
<title>502 Proxy Error</title>
</head><body>
<h1>Proxy Error</h1>
<p>The proxy server received an invalid
response from an upstream server.<br />
The proxy server could not handle the request <em><a href="/display/sdkdoc/Developer+Guide">GET /display/sdkdoc/Developer+Guide</a></em>.<p>
Reason: <strong>Error reading from remote server</strong></p></p>
<hr>
<address>Apache/2.2.15 (CentOS) Server at sdkdocs.roku.com Port 80</address>
</body></html>
* Closing connection 0