<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div><div style="font-family:tahoma,new york,times,serif;font-size:12pt;color:rgb(0,0,0)">

<div>I request all Nginx master/experts to help me.</div></div></div></blockquote><div><br><div class="gmail_default" style="font-size:small;color:rgb(51,51,153);display:inline">​That looks like an odd way to *ask* for help.<br>

</div><div class="gmail_default" style="font-size:small;color:rgb(51,51,153);display:inline">If you wanna *request* help, consider getting paid support.​ But even doing that, that is rude...<br><br></div><div class="gmail_default" style="font-size:small;color:rgb(51,51,153);display:inline">

What the error says is that the '*backend* closed connection prematurely'... You should look into it when processing the crashing request.<br><br></div><div class="gmail_default" style="font-size:small;color:rgb(51,51,153);display:inline">

Based on the logs, for that request, nginx received different headers depending on using either IE or Chrome:<br></div><div class="gmail_default" style="font-size:small;color:rgb(51,51,153);display:inline"><b>IE</b><br>"GET /Stream.html?s=0&d=%22168.189.9.09%22&p=450&t=1399381478365 HTTP/1.0<br>

Host: <a href="http://168.189.9.09:6400">168.189.9.09:6400</a><br>Connection: close<br>Accept: text/html, application/xhtml+xml, */*<br>Referer: <a href="http://168.189.9.09:443/Login.do;jsessionid=23A0D509FE7135EC4AB85B757E8BC62E">http://168.189.9.09:443/Login.do;jsessionid=23A0D509FE7135EC4AB85B757E8BC62E</a><br>

Accept-Language: en-US<br>User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko<br>Accept-Encoding: gzip, deflate<br>DNT: 1<br><br>"<br><br></div><div class="gmail_default" style="font-size:small;color:rgb(51,51,153);display:inline">

<b>Chrome</b><br>"GET /Stream.html?s=0&d=%22168.189.9.09%22&p=0&t=1399381806838 HTTP/1.0<br>Host: <a href="http://168.189.9.09:6400">168.189.9.09:6400</a><br>Connection: close<br>Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8<br>

User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/34.0.1847.131 Safari/537.36<br>Referer: <a href="http://168.189.9.09:443/Login.do">http://168.189.9.09:443/Login.do</a><br>Accept-Encoding: gzip,deflate,sdch<br>

Accept-Language: en-US,en;q=0.8,id;q=0.6<br>Cookie: JSESSIONID=4965E0227151FBACCBF61DB65CDF9F9A<br><br>"<br><br></div><div class="gmail_default" style="font-size:small;color:rgb(51,51,153);display:inline">Cookie? :o)<br>

</div><div class="gmail_default" style="font-size:small;color:rgb(51,51,153);display:inline">Look into your application in the backend which does not answer when some conditions, the problem does not seem to come from nginx which forwards requests to yourf backend.<br>

</div></div></div><font size="1"><span style="color:rgb(102,102,102)">---<br></span><b><span style="color:rgb(102,102,102)">B. R.</span></b><span style="color:rgb(102,102,102)"></span></font>
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