This is an old revision of the document!

We're up to 9736 now, and I have the impression that other people are at least able to start digging into the notation editor's problems. It still crashes here.

- Create one bar segment - Open segment in notation editor - Long pause, some draw action, and then kaboom

QWidgetPrivate::endSharedPainter: Attempting to end a null painter [generic] EditView::paintEvent() QPaintEngine::setSystemClip: Should not be changed while engine is active QPaintEngine::setSystemClip: Should not be changed while engine is active QWidgetPrivate::beginSharedPainter: Painter is already active QWidget::repaint: Recursive repaint detected [generic] EditView::paintEvent() Segmentation fault (core dumped) #0 0xb74d085c in QPainter::worldMatrixEnabled () from /usr/lib/libQtGui.so.4 #1 0xb742c654 in QWidgetPrivate::paintSiblingsRecursive () from /usr/lib/libQtGui.so.4 #2 0xb742bb56 in QWidgetPrivate::drawWidget () from /usr/lib/libQtGui.so.4 #3 0xb759144d in ?? () from /usr/lib/libQtGui.so.4 #4 0xb75917f7 in ?? () from /usr/lib/libQtGui.so.4 #5 0xb7431a2f in QWidget::event () from /usr/lib/libQtGui.so.4 #6 0xb7789a55 in QMainWindow::event () from /usr/lib/libQtGui.so.4 #7 0xb73d9f9c in QApplicationPrivate::notify_helper () from /usr/lib/libQtGui.so.4 #8 0xb73dece8 in QApplication::notify () from /usr/lib/libQtGui.so.4 #9 0xb70590b9 in QCoreApplication::notifyInternal () from /usr/lib/libQtCore.so.4 #10 0xb745cb81 in QWidgetPrivate::dirtyWidget_sys () from /usr/lib/libQtGui.so.4 #11 0xb758f8e0 in ?? () from /usr/lib/libQtGui.so.4 #12 0xb7590f99 in QWidget::repaint () from /usr/lib/libQtGui.so.4 #13 0xb74277e8 in QWidget::repaint () from /usr/lib/libQtGui.so.4 #14 0xb77d846c in QStatusBar::hideOrShow () from /usr/lib/libQtGui.so.4 #15 0xb77d88ec in QStatusBar::clearMessage () from /usr/lib/libQtGui.so.4 #16 0xb79c555b in QStatusBar::qt_metacall () from /usr/lib/libQtGui.so.4 #17 0xb706df79 in QMetaObject::activate () from /usr/lib/libQtCore.so.4 #18 0xb706e642 in QMetaObject::activate () from /usr/lib/libQtCore.so.4 #19 0xb70ab817 in QTimer::timeout () from /usr/lib/libQtCore.so.4 #20 0xb70750fe in QTimer::timerEvent () from /usr/lib/libQtCore.so.4 #21 0xb70689fa in QObject::event () from /usr/lib/libQtCore.so.4 #22 0xb73d9f9c in QApplicationPrivate::notify_helper () from /usr/lib/libQtGui.so.4 #23 0xb73debf9 in QApplication::notify () from /usr/lib/libQtGui.so.4 #24 0xb70590b9 in QCoreApplication::notifyInternal () from /usr/lib/libQtCore.so.4 #25 0xb7086c01 in ?? () from /usr/lib/libQtCore.so.4 #26 0xb70844a0 in ?? () from /usr/lib/libQtCore.so.4 #27 0xb6815cc6 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0 #28 0xb6819083 in ?? () from /usr/lib/libglib-2.0.so.0 #29 0xb681963e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0 #30 0xb70849f8 in QEventDispatcherGlib::processEvents () from /usr/lib/libQtCore.so.4 #31 0xb746da25 in ?? () from /usr/lib/libQtGui.so.4 #32 0xb705833d in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4 #33 0xb70584cd in QEventLoop::exec () from /usr/lib/libQtCore.so.4 #34 0xb705a74d in QCoreApplication::exec () from /usr/lib/libQtCore.so.4 #35 0xb73d9897 in QApplication::exec () from /usr/lib/libQtGui.so.4 #36 0x082b8cc2 in main (argc=1, argv=0xbf8716d4) at src/gui/application/main.cpp:725