Hi Sven,

No, I’m on Mac (OS 10.13).

Cheers.
Uko

> On 25 Dec 2017, at 20:03, Sven Van Caekenberghe <s...@stfx.eu> wrote:
> 
> 
> 
>> On 25 Dec 2017, at 18:03, Yuriy Tymchuk <yuriy.tymc...@me.com> wrote:
>> 
>> Hi,
>> 
>> setting the reuse timeout to 0 or making a one shot client does not help. 
>> But while googling I found the exact issue described on the Pharo issue 
>> tracker: https://pharo.fogbugz.com/f/cases/18588/
>> 
>> The proposed workaround also worked for me:
>> ZnNetworkingUtils default socketStreamClass: SocketStream.
> 
> You are on Windows I guess ?
> 
>> Cheers,
>> Uko
>> 
>>> On 25 Dec 2017, at 05:42, Andrew Glynn <aglyn...@gmail.com> wrote:
>>> 
>>> The only time I've seen that behaviour is with the combination of a slow 
>>> server and a proxy such as CloudFlare where the sysadmin has set tcp_wait 
>>> to some ridiculously small number.  Have you tried setting the connection 
>>> reuse timeout to 0, or setting 'beOneShot'?
>>> 
>>> Zinc doesn't support the additions in HTTP/2, but I can't offhand think of 
>>> any reason that should cause that specific behaviour. I've had sufficient 
>>> problems with HTTP/2 over slow connections (I live where there are no land 
>>> lines of any kind) that I replaced the HTTP/2 code in Nginx with code from 
>>> pureftpd in order to access my server at home when I'm out.
>>> 
>>> Andrew
>>> 
>>> On 2017-12-24, 3:30 PM, "Pharo-users on behalf of Yuriy Tymchuk" 
>>> <pharo-users-boun...@lists.pharo.org on behalf of yuriy.tymc...@me.com> 
>>> wrote:
>>> 
>>>  Hi,
>>> 
>>>  I’m trying to hack something with Pharo 6.1 and Phillips Hue[1] (they have 
>>> a simple REST API). When I try to do a GET request with Zinc like this:
>>> 
>>>  ZnClient new
>>>     url: 
>>> 'http://192.168.0.115:80/api/1028d66426293e821ecfd9ef1a0731df/lights/';
>>>     get
>>> 
>>>  I get a “ConnectionClosed: Connection closed while waiting for data” 
>>> exception. The service provides a JSON response that I can get without a 
>>> problem by using a web browser or curl. Also if I try to access fewer data 
>>> (e.g. adding /1 to the url, so it gets only one resource) I don’t get the 
>>> exception.
>>> 
>>>  What is even more strange, when I resume the exception I get the desired 
>>> response i.e. this works:
>>> 
>>>  [ ZnClient new
>>>     url: 
>>> 'http://192.168.0.115:80/api/1028d66426293e821ecfd9ef1a0731df/lights/';
>>>     get ]
>>> 
>>>     on: ConnectionClosed
>>>     do: [ :ex |
>>>             ex resumeUnchecked: ex defaultResumeValue ]
>>> 
>>>  Of course I cannot share the server that is on my local network for 
>>> resting, but maybe anyone knows it there are any known issues with Zinc, or 
>>> if there are ways for me to debug the issue further.
>>> 
>>>  Cheers.
>>>  Uko
>>> 
>>>  [1]: https://www.developers.meethue.com
>>> 
>>> 
>>> 
>>> 
>> 
>> 
> 
> 


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