http:request returns {error, session_remotly_closed}

Soren Gronvald <>
Wed Mar 1 22:19:29 CET 2006


Thanks for replies. 

I can make it work with ibrowse, but I still have the
problem with http:request even when I do asynch. 

I found an earlier discussion from may 2005 about a
similar problem:

>I am not a 100 % sure but I think that your problem
>could be related
>to a pipeline bug that we fixed just recently. The
>bug manifested
>itself by returning {error, session_remotly_closed}
for a request
>that the manager wrongly tried to pipeline.

>-- 
>/Ingela - OTP team


http://www.erlang.org/ml-archive/erlang-questions/200505/msg00237.html

Any one knows if this fix got into open source erlang,
and what it was?

Regards
Gronvald


--- Stephen Han <> wrote:

> I ran your sample under Windows XP service pack 2
> with OTP R10B-9.
> I could not reproduce the problem.
> 
> One of my application do http:request every 5
> minutes. It has been doing
> that since 2005 June. So far didn't see that error
> since. But mine do
> http:request every 5 min so yours probably do it
> really fast without
> interval.
> 
> I think it may be the persistent connection that
> confuses whoever that is,
> http module or web server. :-)
> 
> Try asynchronously and see if happens again.
> 
> regards,
> 
> 
> On 2/26/06, Soren Gronvald <>
> wrote:
> >
> > hi,
> >
> > I have a problem with http:request that I think
> could
> > be a bug (but of course it could be due to
> ignorance
> > on my part).
> >
> > I am trying to read a url from yahoo.com in the
> > simplest possible way - http:request(Url)- but it
> > fails with the error
> >
> > {error,session_remotly_closed}
> >
> > This of course indicates that it is the server
> that
> > causes trouble, but I can read the same url with
> other
> > technologies (java and visual basic) with no
> hassle at
> > all.  And I can read similar but shorter urls from
> > yahaoo.com with erlang http:request without
> problems.
> >
> > this url can be read successfully:
> > U1 =
> > "
> >
>
http://finance.yahoo.com/d/quotes.csv?s=IBM,GE,GM&f=sl1d1t1c1baphgvn&e=.csv
> > ".
> >
> > and this fails.
> > U2 =
> > "
> >
>
http://finance.yahoo.com/d/quotes.csv?s=IBM,GE,GM,F,PKD,GW&f=sl1d1t1c1baphgvn&e=.csv
> > ".
> >
> > both should return a comma separated list of stock
> > exchange quotes from yahoo.com.
> >
> > As I can read the same url with other technologies
> it
> > makes me think that there is a bug in the http
> client
> > module. Or, could it be that I need some
> > HTTPOptins/Options to make it work?
> >
> > I am using erlang R10B-9 on Windows XP SP2
> > professional edition with all updates applied. I
> have
> > downloaded the precompiled version from
> erlang.org.
> >
> > Best regards
> > Gronvald
> >
> >
> > I have included program examples below
> >
> > this erlang program shows the problem
> >
> > % this works
> > testurl(1) ->
> > U =
> > "
> >
>
http://finance.yahoo.com/d/quotes.csv?s=IBM,GE,GM&f=sl1d1t1c1baphgvn&e=.csv
> > ",
> > geturl(U);
> >
> > % this exits
> > testurl(2) ->
> > U =
> > "
> >
>
http://finance.yahoo.com/d/quotes.csv?s=IBM,GE,GM,F,PKD,GW&f=sl1d1t1c1baphgvn&e=.csv
> > ",
> > geturl(U).
> >
> > geturl(Url) ->
> > application:start(inets),
> > X = http:request(Url),
> > case X of
> > {ok, { {_Version, 200, _ReasonPhrase}, _Headers,
> > Body} } ->
> >   Body;
> > _ -> X
> > end.
> >
> >
> > this java program will handle same situation
> without
> > error
> >
> > import java.net.*;
> > import java.io.*;
> >
> > public class Geturl {
> >
> > public static void main(String[] args) throws
> > Exception {
> >
> > String u2 =
> >
> > "
> >
>
http://finance.yahoo.com/d/quotes.csv?s=IBM,GE,GM,F,PKD,GW&f=sl1d1t1c1baphgvn&e=.csv
> > ";
> >
> > URL url = new URL(u2);
> > InputStream is = new
> > BufferedInputStream(url.openStream());
> > Reader r = new InputStreamReader(is);
> >
> > int c = r.read();
> > while(c != -1) {
> >   System.out.print((char)c);
> >   c = r.read();
> > }
> > }
> > }
> >
> >
> >
> > __________________________________________________
> > Do You Yahoo!?
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> > http://mail.yahoo.com
> >
> 


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