Application that crashed: kmail
Version of the application: 1.12.2
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-20-generic x86_64
Distribution: Ubuntu 9.10

 -- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
[KCrash Handler]
#5  KMail::FolderView::slotFolderExpanded (this=<value optimized out>, item=<value optimized out>) at ../../kmail/folderview.cpp:2456
#6  0x00007f5a347921ab in KMail::FolderView::qt_metacall (this=0x1490e50, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffa67dd600) at ./folderview.moc:222
#7  0x00007f5a34795f00 in KMail::MainFolderView::qt_metacall (this=0x7f5a32db3e40, _c=QMetaObject::InvokeMetaMethod, _id=-80, _a=0x1) at ./mainfolderview.moc:64
#8  0x00007f5a33438ddc in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#9  0x00007f5a33dfce92 in QTreeWidget::itemExpanded(QTreeWidgetItem*) () from /usr/lib/libQtGui.so.4
#10 0x00007f5a33e08fa3 in QTreeWidget::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libQtGui.so.4
#11 0x00007f5a343410a0 in KPIM::TreeWidget::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkdepim.so.4
#12 0x00007f5a3439c860 in KPIM::FolderTreeWidget::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkdepim.so.4
#13 0x00007f5a34792140 in KMail::FolderView::qt_metacall (this=0x7f5a32db3e40, _c=QMetaObject::InvokeMetaMethod, _id=-80, _a=0x1) at ./folderview.moc:188
#14 0x00007f5a34795f00 in KMail::MainFolderView::qt_metacall (this=0x7f5a32db3e40, _c=QMetaObject::InvokeMetaMethod, _id=-80, _a=0x1) at ./mainfolderview.moc:64
#15 0x00007f5a33438ddc in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#16 0x00007f5a33dbf2a2 in QTreeView::expanded(QModelIndex const&) () from /usr/lib/libQtGui.so.4
#17 0x00007f5a33dd1d03 in QTreeView::expand(QModelIndex const&) () from /usr/lib/libQtGui.so.4
#18 0x00007f5a33e04c0b in QTreeWidget::setItemExpanded(QTreeWidgetItem const*, bool) () from /usr/lib/libQtGui.so.4
#19 0x00007f5a3478b964 in QTreeWidgetItem::setExpanded (this=0x1490e50) at /usr/include/qt4/QtGui/qtreewidget.h:409
#20 KMail::FolderView::restoreItemStates (this=0x1490e50) at ../../kmail/folderview.cpp:388
#21 0x00007f5a34791f07 in KMail::FolderView::reload (this=0x1490e50, openFoldersForUpdate=false) at ../../kmail/folderview.cpp:665
#22 0x00007f5a349caffb in KMMainWidget::readConfig (this=0x11ceb80) at ../../kmail/kmmainwidget.cpp:601
#23 0x00007f5a349dc27d in KMMainWidget (this=0x11ceb80, parent=<value optimized out>, aGUIClient=<value optimized out>, actionCollection=<value optimized out>, config=0xd8cfd0)
    at ../../kmail/kmmainwidget.cpp:233
#24 0x00007f5a34722009 in KMMainWin (this=0xed35d0, __in_chrg=<value optimized out>, __vtt_parm=<value optimized out>) at ../../kmail/kmmainwin.cpp:41
#25 0x00007f5a34903dd7 in KMKernel::openReader (this=0x7fffa67de460, onlyCheck=false) at ../../kmail/kmkernel.cpp:408
#26 0x00007f5a34904f68 in KMKernel::action (this=0x7fffa67de460, mailto=<value optimized out>, check=false, to=..., cc=..., bcc=..., subj=..., body=..., messageFile=..., attachURLs=..., 
    customHeaders=...) at ../../kmail/kmkernel.cpp:1892
#27 0x00007f5a34906609 in KMKernel::handleCommandLine (this=<value optimized out>, noArgsOpensReader=<value optimized out>) at ../../kmail/kmkernel.cpp:354
#28 0x0000000000403796 in KMailApplication::newInstance (this=0x7fffa67de5d0) at ../../kmail/main.cpp:84
#29 0x0000000000402fe4 in main (argc=<value optimized out>, argv=<value optimized out>) at ../../kmail/main.cpp:143

Reported using DrKonqi