[SailfishDevel] Qt Network: "Network access is disabled" after network change

[Tone Kastlunger]

Hi Slava;
is there a MER bug for this?

tortoisedoc

On Sun, Apr 23, 2017 at 11:33 AM, Slava Monich <slava.monich at jolla.com>
wrote:

> Network status detection in Qt 5.6 is unreliable when the system is
> switching between wifi and mobile data. That results in
> QNetworkAccessManager sometimes thinking that network access is disabled
> when in fact the device is online. At some point I attempted to fix it (
> https://git.merproject.org/mer-core/qtbase/commit/8122f32a) however that
> only eliminated one particular scenario of failure and reduced the
> probability. But it's still happening. As I understood it's a random thing
> (race condition) triggered by two connman services changing their status
> more or less simultaneously.
>
> Jolla's Weather app also uses XmlListModel and suffers from the same issue.
>
> Nobody at Jolla is actively working on it at the moment, our resources are
> limited these days. If somebody has an idea how to fix it, feel free to
> submit a pull request against mer-5.6 branch (
> https://git.merproject.org/mer-core/qtbase/commits/mer-5.6).
>
> Best regards,
> -Slava
>
>
> Hi,
>>
>> The same happens in my Rush hour app available in OpenRepos. My only
>> connection to network is via QtQuick.XmlListModel 2.0. I am using Jolla C
>> and the latest Iijoki 2.1.0.11
>>
>> https://github.com/Rikujolla/trafficviewer/issues/2
>>
>> Best regards, Riku
>>
>> Sebastian Wolf kirjoitti sunnuntai 23. huhtikuuta 2017:
>>
>>> Hi colleagues,
>>>   some users of my application Piepmatz are reporting network issues
>>> when their
>>> device network connection changes from WiFi to Cellular and vice versa. I
>>> couldn't reproduce it so far with my FP2 on 2.0.5. As I'm only using
>>> standard Qt
>>> Network classes to access the internet and no own network detection and
>>> especially that not only my application is affected, it could possibly be
>>> something in 2.1 itself. For some details see GitHub issue
>>> https://github.com/Wunderfitz/harbour-piepmatz/issues/11
>>>   Didn't find anything with a quick search on together.jolla.com, so
>>> does somebody
>>> of you know something about such an issue?
>>>   Thanks for any hints and best regards, Sebastia
>>>
>>
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