[Interest] Qt Android - tgkill - libQt5Purchasing.so

[Nuno Santos]

Robert,

Thanks for sharing this.

My last build yesterday was with Qt 5.12.3 but I still get that crash.

I’m wondering if it was only fixed for Qt 5.12.2 and not Qt 5.12.3

Thanks,

With my best regards,

Nuno

> On 9 May 2019, at 10:20, coroberti . <coroberti at gmail.com> wrote:
> 
> Dear Nuno,
> Here's the JNI issue that could be your case:
> 
> https://bugreports.qt.io/browse/QTBUG-68813 <https://bugreports.qt.io/browse/QTBUG-68813>
> 
> It looks like it's fixed (thanks to BogDan) in 5.12.2.
> 
> Kind regards,
> Robert Iakobashvili
> ............................
> 
> 
> On Thu, May 9, 2019 at 9:35 AM coroberti . <coroberti at gmail.com <mailto:coroberti at gmail.com>> wrote:
> Dear Nuno,
> Yes, JNI in QtPurchasing.
> 
> The issue with the known bug of supposed to be fixed by BogDan recently is that
> Qt-5.9 worked perfect. Qt-5.10 and 5.11 are broken and it's supposed to be fixed very recently somewhere in Qt-5.12,
> but it might be that the fix is not covering all scenario.
> 
> I'd look for all classes in QtPurchasing called by JNI and, if you have a scenario to reproduce the badness,
> make a log prior to every JNI call to see where it breaks.
> 
> Take care.
> 
> Kind regards,
> Robert Iakobashvili
> ............................
> 
> 
> On Thu, May 9, 2019 at 8:25 AM Nuno Santos <nunosantos at imaginando.pt <mailto:nunosantos at imaginando.pt>> wrote:
> Robert,
> 
> Thanks for your input.
> 
> I don’t use JNI for purchasing a long time. I rely solely on the C++ API of QtPurchasing. That’s even more wicked.
> 
> Maybe the problems resides solely inside the QtPurchasing module… I’m the dark!
> 
> Best,
> 
> Nuno
> 
>> On 9 May 2019, at 06:47, coroberti . <coroberti at gmail.com <mailto:coroberti at gmail.com>> wrote:
>> 
>> Dear Nuno,
>> No knowledge, but as a direction, it's kinda JNI of QPurchasing is looking in some scenario
>> for a Java class that is not existing or not installed.
>> 
>> I'd look into all JNI calls that QPurchasing is doing and its Java dependencies.
>> 
>> We had recently a major issue with JNI done not via Qt API that BogDan supposed to get fixed
>> and this issue appeared in Qt-5.10. Therefore, it could be another direction to explore.
>> 
>> Sorry, but jm2c to add.
>> 
>> Kind regards,
>> Robert Iakobashvili
>> ............................
>> 
>> 
>> On Thu, May 9, 2019 at 12:08 AM Nuno Santos <nunosantos at imaginando.pt <mailto:nunosantos at imaginando.pt>> wrote:
>> Thiago,
>> 
>> Thanks for your reply.
>> 
>> Unfortunately no, this is all I can see in Google Play developer console... :(
>> 
>> Unless I’m missing some detail on how to get more information.
>> 
>> All I know it that it is very regular. Before I was using 5.10 and there was no issues. Since I have upgraded to Qt 5.12 this crash started to happen and happens quite often. So often that in some devices the cannot even be open and I don’t have a clue why it happens. 
>> 
>> The biggest problem is that in this cases, people usually slam the app with one star.
>> 
>> Regards,
>> 
>> Nuno
>> 
>> > On 8 May 2019, at 20:47, Thiago Macieira <thiago.macieira at intel.com <mailto:thiago.macieira at intel.com>> wrote:
>> > 
>> > On Wednesday, 8 May 2019 07:21:09 PDT Nuno Santos wrote:
>> >>  #06  pc 00000000000ac2bb  /system/lib/libart.so
>> >> (art::LogMessage::~LogMessage()+1322) #07  pc 0000000000239e37 
>> >> /system/lib/libart.so (art::Thread::AssertNoPendingException() const+358)
>> >> #08  pc 00000000000de40b  /system/lib/libart.so
>> >> (art::ClassLinker::FindClass(art::Thread*, char const*,
>> >> art::Handle<art::mirror::ClassLoader>)+14) #09  pc 00000000001df82b 
>> >> /system/lib/libart.so (art::JNI::FindClass(_JNIEnv*, char const*)+806) #10 
>> >> pc 0000000000005813 
>> >> /data/app/com.imaginando.drc-1/lib/arm/libQt5Purchasing.so
>> > 
>> > All of these are logging a fatal message and then abort()ing the application. 
>> > Can you get that message?
>> > 
>> > -- 
>> > Thiago Macieira - thiago.macieira (AT) intel.com <http://intel.com/>
>> >  Software Architect - Intel System Software Products
>> > 
>> > 
>> > 
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