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

Michael R Nelson mnelson at sutron.com
Thu Sep 28 16:36:41 CEST 2017

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.


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