> Im having a really awkward situation when trying to start QApplication
> inside a plugin. Everything works in debug mode. I have struggled a bit
> on debug mode to get rid of an ASSERTION warning:
> Q_ASSERT(allArguments.size() == origArgc);
> When I sucessfully managed to inject the very same argc and argv into
> QApplication constructor everything started fine on debug build. This is
> the code I'm using to fetch the command line args and start QApplication:
>
> // defined as global variables
> static int argc;
> static char **argv;
>
> LPWSTR *argvv = CommandLineToArgvW(GetCommandLineW(), &argc);
> argv = new char*[argc];
> argv[0] =
> qstrdup(QString::fromStdWString(argvv[0]).toLocal8Bit().constData());
>
> qDebug("Before QApplication constructor: %s",argv[0]);
> app = new QApplication(argc, argv);
> qDebug("After QApplication constructor)";
>
> The problem is that on Release build, the plugin crashes as soon as it
> is initiliazed and I can't understand why. The only thing I have is the
> vague output:
>
> Before QApplication constructor: C:\ProgramData\Ableton\Live 9
> Standard\Program\Ableton Live 9 Standard.exe
> First-chance exception at 0x148AC104 (drc.dll) in Ableton Live 9
> Standard.exe: 0xC0000005: Access violation reading location 0x00000000.
>
> It seems that it is trying to access a null pointer.
>
> Any ideas of what might be happening here?
https://bugreports.qt.io/browse/QTBUG-30330
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