[Interest] Crash dump related to QtCharts::QDateTimeAxis destructor

[Jonathan Greig]

Jonathan P. Greig
aka redteam316
RIP 6/13/1984 - 2/7/2016


On Thu, Sep 28, 2017 at 9:36 AM, Michael R Nelson <mnelson at sutron.com>
wrote:

> I'm hoping someone can give me a clue as to what this crash dump is
> telling me. Problem started after moving to Qt 5.9.1 snapshot, on macOS
> Sierra.
>
> In my source, I have a QML ChartView with a DateTimeAxis and ValueAxis,
> and do series manipulation in C++.
>
> Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
> 0   org.qt-project.QtQml                0x000000010bfe1a4c
> QQmlContextData::ContextGuard::objectDestroyed(QObject*) + 44
> 1   org.qt-project.QtQml                0x000000010bfc0a09
> QQmlData::destroyed(QObject*) + 361
> 2   org.qt-project.QtCore               0x000000010caccaaf
> QObject::~QObject() + 303
> 3   libqtchartsqml2.dylib               0x000000011650fc00
> QQmlPrivate::QQmlElement<QtCharts::QDateTimeAxis>::~QQmlElement() + 32
> 4   org.qt-project.QtCore               0x000000010cacddd7
> QObject::event(QEvent*) + 823
> 5   org.qt-project.QtWidgets            0x000000010cf82bad
> QApplicationPrivate::notify_helper(QObject*, QEvent*) + 269
> 6   org.qt-project.QtWidgets            0x000000010cf8547c
> QApplication::notify(QObject*, QEvent*) + 5852
> 7   org.qt-project.QtCore               0x000000010caa3a24
> QCoreApplication::notifyInternal2(QObject*, QEvent*) + 164
> 8   org.qt-project.QtCore               0x000000010caa4770
> QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) +
> 560
> 9   libqcocoa.dylib                     0x00000001100ea19e
> QCocoaEventDispatcherPrivate::processPostedEvents() + 190
> 10  libqcocoa.dylib                     0x00000001100eaa61
> QCocoaEventDispatcherPrivate::postedEventsSourceCallback(void*) + 33
> 11  com.apple.CoreFoundation            0x00007fffb1ace3e1
> __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 17
> 12  com.apple.CoreFoundation            0x00007fffb1aaf5d7
> __CFRunLoopDoSources0 + 423
> 13  com.apple.CoreFoundation            0x00007fffb1aaeb46 __CFRunLoopRun
> + 934
> ...
>
> Thanks for any insight you can offer.
>
> Mike
>
>
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