This bug should be fixed by this revision: http://code.google.com/p/spyderlib/source/detail?r=8d6d603d1f316f177fbbcd5cdf25230153274fee#
Cheers, -Pierre 2012/11/21 Uwe Fechner <[email protected]>: > Hello, > > this could also be a bug in Spyder. Citation: > " > > The passive nature of models provides new challenges for programmers. > Inconsistencies in the model can cause the application to crash. > > Since the model is hit by numerous calls from the view, it is > hard to find out which call has crashed the application and which > operation has introduced the problem. > > " > > I think it could be worth to run the model that is implemented > for the treeview of the project explorer with ModelTest for > Python, see: > http://code.google.com/p/modeltest-pyside/ > > But I am happy with the workaround (close all open projects > before closing spyder) for now. > > Some more details: > > 3.5 Debugging with ModelTest > > The passive nature of models provides new challenges for programmers. > Inconsistencies in the model can cause the application to crash. > > Since the model is hit by numerous calls from the view, it is > hard to find out which call has crashed the application and which > operation has introduced the problem. > > Qt Labs provides software called ModelTest, which checks models > while your programming is running. Every time the model is changed, > ModelTest scans the model and reports errors with an assert. > This is especially important for tree models, since their hierarchical > nature leaves many possibilities for subtle inconsistencies. > > http://benjamin-meyer.blogspot.nl/2007/02/qt-qabstractitemmodel-modeltest.html > > Complete backtrace: > > (gdb) bt > #0 0xb5ad99c2 in QSortFilterProxyModel::parent(QModelIndex const&) const () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #1 0xb6040b31 in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.so > #2 0xb5a8c4d5 in QTreeView::indexRowSizeHint(QModelIndex const&) const () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #3 0xb5a90757 in QTreeViewPrivate::itemHeight(int) const () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #4 0xb5a90a2b in QTreeViewPrivate::updateScrollBars() () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #5 0xb5a90d58 in QTreeView::updateGeometries() () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #6 0xb5f600b8 in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.so > #7 0xb5a42705 in QAbstractItemView::resizeEvent(QResizeEvent*) () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #8 0xb5f80d3c in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.so > #9 0xb54f018e in QWidget::event(QEvent*) () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #10 0xb590de55 in QFrame::event(QEvent*) () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #11 0xb59a0ab1 in QAbstractScrollArea::viewportEvent(QEvent*) () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #12 0xb5a46acc in QAbstractItemView::viewportEvent(QEvent*) () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #13 0xb5a94b66 in QTreeView::viewportEvent(QEvent*) () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #14 0xb5f8aeea in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.so > #15 0xb59a31d6 in ?? () from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #16 0xb6890b16 in > QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () > from /usr/lib/i386-linux-gnu/libQtCore.so.4 > #17 0xb5495ea2 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #18 0xb549b3a2 in QApplication::notify(QObject*, QEvent*) () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #19 0xb620c975 in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.so > #20 0xb689097e in QCoreApplication::notifyInternal(QObject*, QEvent*) () > from /usr/lib/i386-linux-gnu/libQtCore.so.4 > #21 0xb54ea697 in QWidgetPrivate::sendPendingMoveAndResizeEvents(bool, bool) > () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #22 0xb54f3158 in QWidgetPrivate::show_helper() () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #23 0xb54f35c1 in QWidget::setVisible(bool) () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #24 0xb54f30e8 in QWidgetPrivate::showChildren(bool) () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #25 0xb54f3180 in QWidgetPrivate::show_helper() () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #26 0xb54f35c1 in QWidget::setVisible(bool) () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #27 0xb5f809ba in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.so > #28 0xb54f30e8 in QWidgetPrivate::showChildren(bool) () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #29 0xb54f3180 in QWidgetPrivate::show_helper() () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #30 0xb54f2f64 in QWidgetPrivate::show_recursive() () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #31 0xb54f3069 in QWidgetPrivate::showChildren(bool) () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #32 0xb54f3180 in QWidgetPrivate::show_helper() () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #33 0xb54f2f64 in QWidgetPrivate::show_recursive() () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #34 0xb54f3069 in QWidgetPrivate::showChildren(bool) () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #35 0xb54f3180 in QWidgetPrivate::show_helper() () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #36 0xb54f35c1 in QWidget::setVisible(bool) () > from /usr/lib/i386-linux-gnu/libQtGui.so.4 > #37 0xb60bdea6 in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.so > #38 0xb61aa6ae in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.so > #39 0x081949c1 in PyEval_EvalFrameEx () > #40 0x08194eec in PyEval_EvalFrameEx () > #41 0x08194eec in PyEval_EvalFrameEx () > #42 0x0819af70 in PyEval_EvalCodeEx () > #43 0x0819b8a1 in PyRun_FileExFlags () > #44 0x080a8bda in PyRun_SimpleFileExFlags () > #45 0x080a9949 in Py_Main () > #46 0x0805ea5b in main () > (gdb) > > (gdb) info threads > Id Target Id Frame > 14 Thread 0xae08db40 (LWP 28884) 0xb7764424 in __kernel_vsyscall () > 13 Thread 0xae88eb40 (LWP 28883) 0xb7764424 in __kernel_vsyscall () > 12 Thread 0xa5f2cb40 (LWP 28891) 0xb7764424 in __kernel_vsyscall () > 11 Thread 0xa672db40 (LWP 28890) 0xb7764424 in __kernel_vsyscall () > 10 Thread 0x9d3eeb40 (LWP 28909) 0xb7764424 in __kernel_vsyscall () > 9 Thread 0x9e988b40 (LWP 28893) 0xb7764424 in __kernel_vsyscall () > 8 Thread 0x9b1ffb40 (LWP 28914) 0xb7764424 in __kernel_vsyscall () > 7 Thread 0x9bbfeb40 (LWP 28913) 0xb7764424 in __kernel_vsyscall () > 6 Thread 0x9f2a9b40 (LWP 28892) 0xb7764424 in __kernel_vsyscall () > 5 Thread 0x9c3ffb40 (LWP 28912) 0xb7764424 in __kernel_vsyscall () > 4 Thread 0x9dbefb40 (LWP 28908) 0xb7764424 in __kernel_vsyscall () > 3 Thread 0xa988eb40 (LWP 28889) 0xb7764424 in __kernel_vsyscall () > 2 Thread 0xb088ab40 (LWP 28882) 0xb7764424 in __kernel_vsyscall () > * 1 Thread 0xb730bb00 (LWP 28881) 0xb5ad99c2 in > QSortFilterProxyModel::parent(QModelIndex const&) const () from > /usr/lib/i386-linux-gnu/libQtGui.so.4 > (gdb) > > > Best regards: > > Uwe Fechner > > > > Am 21.11.2012 17:22, schrieb Carlos Córdoba: > > Thanks Uwe for finding the real source of the problem. It's really helpful > for us. > > Unfortunately I couldn't reproduce the problem following the instructions > you gave to us, although I'm using Kubuntu and you are in Ubuntu, which > could be an important difference. I have a virtual machine with Ubuntu 12.04 > so I'll try to check it out later there. > > In any case, I agree with Tim that this seems more of a Qt problem than a > problem with our code, so we probably can't fix it. > > Cheers, > Carlos > > El 19/11/12 17:02, Uwe Fechner escribió: > > Am 19.11.2012 10:00, schrieb [email protected]: > > when starting with the debug option I get one error shown (sometimes, when > closing > the program) which might be related or not: > > I do not see this nor do I personally understand the messages. > So the others may need to help. > > But I would still suspect that things are with the QT libs. > > Sorry. > > Hello, > > I did some more testing. > > The bug appears only under the following conditions: > 1. The window "Project explorer" is shown when closing Spyder. > 2. There are at least two projects shown in the "Project explorer". > 3. At least one of the projects must be open and must contain at > least one file when closing Spyder. > > Exactly under these conditions the bug appears. > > If I close the projects (the tree view) so that none of the containing > files is shown in the "Project explorer" when closing Spyder than > no crash occurs. Otherwise it crashes on every second launch. > > It doesn't matter how many files are open in the editor. > > Best regards: > > Uwe Fechner > > > > -- > You received this message because you are subscribed to the Google Groups > "spyder" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/spyderlib?hl=en. -- You received this message because you are subscribed to the Google Groups "spyder" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/spyderlib?hl=en.
