Application that crashed: dolphin
Version of the application: 1.3
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.3
Operating System: Linux 2.6.31.5-desktop-1mnb x86_64
Distribution: "Mandriva Linux 2010.0"

What I was doing when the application crashed:
When I'm trying to change user  permissions, suddenly dolphin closes

 -- Backtrace:
Application: Dolphin (dolphin), signal: Segmentation fault
[KCrash Handler]
#5  0x00007f1f5ee0f080 in ?? () from /usr/lib64/libkio.so.5
#6  0x00007f1f5ee0f121 in ?? () from /usr/lib64/libkio.so.5
#7  0x00007f1f5ee13ac6 in ?? () from /usr/lib64/libkio.so.5
#8  0x00007f1f5ee14ea6 in KDirModel::qt_metacall () from /usr/lib64/libkio.so.5
#9  0x00007f1f5bdb288c in QMetaObject::activate () from /usr/lib64/libQtCore.so.4
#10 0x00007f1f5edf8c1a in KDirLister::itemsAdded () from /usr/lib64/libkio.so.5
#11 0x00007f1f5edf99ca in KDirLister::Private::emitItems () from /usr/lib64/libkio.so.5
#12 0x00007f1f5ee04448 in ?? () from /usr/lib64/libkio.so.5
#13 0x00007f1f5ee04dbe in ?? () from /usr/lib64/libkio.so.5
#14 0x00007f1f5ee0b0d0 in ?? () from /usr/lib64/libkio.so.5
#15 0x00007f1f5bdb288c in QMetaObject::activate () from /usr/lib64/libQtCore.so.4
#16 0x00007f1f5ee16445 in OrgKdeKDirNotifyInterface::FilesChanged () from /usr/lib64/libkio.so.5
#17 0x00007f1f5ee165b0 in OrgKdeKDirNotifyInterface::qt_metacall () from /usr/lib64/libkio.so.5
#18 0x00007f1f5cc54024 in ?? () from /usr/lib64/libQtDBus.so.4
#19 0x00007f1f5cc5b33f in ?? () from /usr/lib64/libQtDBus.so.4
#20 0x00007f1f5bdacba9 in QObject::event () from /usr/lib64/libQtCore.so.4
#21 0x00007f1f5c21f12c in QApplicationPrivate::notify_helper () from /usr/lib64/libQtGui.so.4
#22 0x00007f1f5c2263fe in QApplication::notify () from /usr/lib64/libQtGui.so.4
#23 0x00007f1f5d536326 in KApplication::notify () from /usr/lib64/libkdeui.so.5
#24 0x00007f1f5bd9d6ac in QCoreApplication::notifyInternal () from /usr/lib64/libQtCore.so.4
#25 0x00007f1f5bd9e2ba in QCoreApplicationPrivate::sendPostedEvents () from /usr/lib64/libQtCore.so.4
#26 0x00007f1f5bdc60d3 in ?? () from /usr/lib64/libQtCore.so.4
#27 0x00007f1f572734ce in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#28 0x00007f1f57276e98 in ?? () from /usr/lib64/libglib-2.0.so.0
#29 0x00007f1f57276fc0 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#30 0x00007f1f5bdc5c73 in QEventDispatcherGlib::processEvents () from /usr/lib64/libQtCore.so.4
#31 0x00007f1f5c2b264e in ?? () from /usr/lib64/libQtGui.so.4
#32 0x00007f1f5bd9bfe2 in QEventLoop::processEvents () from /usr/lib64/libQtCore.so.4
#33 0x00007f1f5bd9c3b4 in QEventLoop::exec () from /usr/lib64/libQtCore.so.4
#34 0x00007f1f5bd9e569 in QCoreApplication::exec () from /usr/lib64/libQtCore.so.4
#35 0x0000000000437095 in _start ()

Reported using DrKonqi