Details
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Bug
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Resolution: Fixed
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Not Evaluated
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6.7.0
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None
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a6e0212f529e10911ca332c7e7d554c32a5c954f
Description
null pointer when running the code in the sample project below, which uses a custom subclass of QStyledItemDelegate, using qmodernwindowsstyle plugin in Windows 11 (works in Windows 10, at least on my system or when not using the style plugin).
Stacktrace:
Qt6Widgets.dll!QRhiWidget::colorBufferFormat() line 807
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qrhiwidget.cpp (807)
[Externer Code]
Qt6Widgets.dll!QCommonStyle::drawControl(QStyle::ControlElement element, const QStyleOption * opt, QPainter * p, const QWidget * widget) line 1526
at C:\Users\qt\work\qt\qtbase\src\widgets\styles\qcommonstyle.cpp (1526)
Qt6Widgets.dll!QWindowsStyle::drawControl(QStyle::ControlElement ce, const QStyleOption * opt, QPainter * p, const QWidget * widget) line 1807
at C:\Users\qt\work\qt\qtbase\src\widgets\styles\qwindowsstyle.cpp (1807)
[Externer Code]
Qt6Widgets.dll!QTableViewPrivate::drawCell(QPainter * painter, const QStyleOptionViewItem & option, const QModelIndex & index) line 1055
at C:\Users\qt\work\qt\qtbase\src\widgets\itemviews\qtableview.cpp (1055)
Qt6Widgets.dll!QTableView::paintEvent(QPaintEvent * event) line 1600
at C:\Users\qt\work\qt\qtbase\src\widgets\itemviews\qtableview.cpp (1600)
Qt6Widgets.dll!QWidget::event(QEvent * event) line 9463
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qwidget.cpp (9463)
Qt6Widgets.dll!QFrame::event(QEvent * e) line 517
at C:\Users\qt\work\qt\qtbase\src\widgets\widgets\qframe.cpp (517)
Qt6Widgets.dll!QAbstractItemView::viewportEvent(QEvent * event) line 1799
at C:\Users\qt\work\qt\qtbase\src\widgets\itemviews\qabstractitemview.cpp (1799)
[Externer Code]
Qt6Widgets.dll!QApplicationPrivate::notify_helper(QObject * receiver, QEvent * e) line 3281
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qapplication.cpp (3281)
Qt6Widgets.dll!QApplication::notify(QObject * receiver, QEvent * e) line 3241
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qapplication.cpp (3241)
[Externer Code]
[Inlineframe] Qt6Widgets.dll!QWidgetPrivate::sendPaintEvent(const QRegion &) line 5647
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qwidget.cpp (5647)
Qt6Widgets.dll!QWidgetPrivate::drawWidget(QPaintDevice * pdev, const QRegion & rgn, const QPoint & offset, QFlags<enum QWidgetPrivate::DrawWidgetFlag> flags, QPainter * sharedPainter, QWidgetRepaintManager * repaintManager) line 5597
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qwidget.cpp (5597)
Qt6Widgets.dll!QWidgetPrivate::paintSiblingsRecursive(QPaintDevice * pdev, const QList<QObject *> & siblings, int index, const QRegion & rgn, const QPoint & offset, QFlags<enum QWidgetPrivate::DrawWidgetFlag> flags, QPainter * sharedPainter, QWidgetRepaintManager * repaintManager) line 5777
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qwidget.cpp (5777)
Qt6Widgets.dll!QWidgetPrivate::paintSiblingsRecursive(QPaintDevice * pdev, const QList<QObject *> & siblings, int index, const QRegion & rgn, const QPoint & offset, QFlags<enum QWidgetPrivate::DrawWidgetFlag> flags, QPainter * sharedPainter, QWidgetRepaintManager * repaintManager) line 5764
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qwidget.cpp (5764)
Qt6Widgets.dll!QWidgetPrivate::paintSiblingsRecursive(QPaintDevice * pdev, const QList<QObject *> & siblings, int index, const QRegion & rgn, const QPoint & offset, QFlags<enum QWidgetPrivate::DrawWidgetFlag> flags, QPainter * sharedPainter, QWidgetRepaintManager * repaintManager) line 5764
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qwidget.cpp (5764)
Qt6Widgets.dll!QWidgetPrivate::paintSiblingsRecursive(QPaintDevice * pdev, const QList<QObject *> & siblings, int index, const QRegion & rgn, const QPoint & offset, QFlags<enum QWidgetPrivate::DrawWidgetFlag> flags, QPainter * sharedPainter, QWidgetRepaintManager * repaintManager) line 5764
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qwidget.cpp (5764)
Qt6Widgets.dll!QWidgetPrivate::drawWidget(QPaintDevice * pdev, const QRegion & rgn, const QPoint & offset, QFlags<enum QWidgetPrivate::DrawWidgetFlag> flags, QPainter * sharedPainter, QWidgetRepaintManager * repaintManager) line 5641
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qwidget.cpp (5641)
Qt6Widgets.dll!QWidgetPrivate::paintSiblingsRecursive(QPaintDevice * pdev, const QList<QObject *> & siblings, int index, const QRegion & rgn, const QPoint & offset, QFlags<enum QWidgetPrivate::DrawWidgetFlag> flags, QPainter * sharedPainter, QWidgetRepaintManager * repaintManager) line 5777
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qwidget.cpp (5777)
Qt6Widgets.dll!QWidgetPrivate::drawWidget(QPaintDevice * pdev, const QRegion & rgn, const QPoint & offset, QFlags<enum QWidgetPrivate::DrawWidgetFlag> flags, QPainter * sharedPainter, QWidgetRepaintManager * repaintManager) line 5641
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qwidget.cpp (5641)
Qt6Widgets.dll!QWidgetPrivate::paintSiblingsRecursive(QPaintDevice * pdev, const QList<QObject *> & siblings, int index, const QRegion & rgn, const QPoint & offset, QFlags<enum QWidgetPrivate::DrawWidgetFlag> flags, QPainter * sharedPainter, QWidgetRepaintManager * repaintManager) line 5777
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qwidget.cpp (5777)
Qt6Widgets.dll!QWidgetPrivate::paintSiblingsRecursive(QPaintDevice * pdev, const QList<QObject *> & siblings, int index, const QRegion & rgn, const QPoint & offset, QFlags<enum QWidgetPrivate::DrawWidgetFlag> flags, QPainter * sharedPainter, QWidgetRepaintManager * repaintManager) line 5764
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qwidget.cpp (5764)
Qt6Widgets.dll!QWidgetPrivate::drawWidget(QPaintDevice * pdev, const QRegion & rgn, const QPoint & offset, QFlags<enum QWidgetPrivate::DrawWidgetFlag> flags, QPainter * sharedPainter, QWidgetRepaintManager * repaintManager) line 5641
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qwidget.cpp (5641)
Qt6Widgets.dll!QWidgetRepaintManager::paintAndFlush() line 906
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qwidgetrepaintmanager.cpp (906)
Qt6Widgets.dll!QWidgetRepaintManager::sync(QWidget * exposedWidget, const QRegion & exposedRegion) line 629
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qwidgetrepaintmanager.cpp (629)
Qt6Widgets.dll!QWidgetWindow::handleExposeEvent(QExposeEvent * event) line 1045
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qwidgetwindow.cpp (1045)
Qt6Widgets.dll!QWidgetWindow::event(QEvent * event) line 311
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qwidgetwindow.cpp (311)
Qt6Widgets.dll!QApplicationPrivate::notify_helper(QObject * receiver, QEvent * e) line 3289
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qapplication.cpp (3289)
Qt6Widgets.dll!QApplication::notify(QObject * receiver, QEvent * e) line 3241
at C:\Users\qt\work\qt\qtbase\src\widgets\kernel\qapplication.cpp (3241)
[Externer Code]