Version: (using Devel) Installed from: Compiled sources Compiler: g++ 4.2.3 OS: Linux It's pretty much in the description, I compiled KDE from svn HEAD today (28th April). Here is the backtrace: Application: Plasma Workspace (plasma), signal SIGSEGV [Thread debugging using libthread_db enabled] [New Thread 0xb52368e0 (LWP 31683)] [New Thread 0xb351fb90 (LWP 31685)] [KCrash handler] #6 0x00000010 in ?? () #7 0xb7dc80b7 in Plasma::Applet::flushPendingConstraintsEvents ( this=0x81279d8) at /home/kde-devel/kde/src/KDE/kdebase/workspace/libs/plasma/applet.cpp:978 #8 0xb7dca260 in Plasma::Applet::qt_metacall (this=0x81279d8, _c=QMetaObject::InvokeMetaMethod, _id=9, _a=0xbfb2ee44) at /home/kde-devel/kde/build/KDE/kdebase/workspace/libs/plasma/applet.moc:113 #9 0xb354a5ee in DeviceNotifier::qt_metacall (this=0x81279d8, _c=QMetaObject::InvokeMetaMethod, _id=14, _a=0xbfb2ee44) at /home/kde-devel/kde/build/KDE/kdebase/workspace/plasma/applets/devicenotifier/devicenotifier.moc:79 #10 0xb64d9015 in QMetaObject::activate (sender=0x80e5130, from_signal_index=4, to_signal_index=4, argv=0x0) at /home/kde-devel/kde/src/qt-copy/src/corelib/kernel/qobject.cpp:3010 #11 0xb64d959f in QMetaObject::activate (sender=0x80e5130, m=0xb65cc8e8, local_signal_index=0, argv=0x0) at /home/kde-devel/kde/src/qt-copy/src/corelib/kernel/qobject.cpp:3080 #12 0xb64e3cf5 in QSingleShotTimer::timeout (this=0x80e5130) at .moc/debug-shared/qtimer.moc:74 #13 0xb64e3e12 in QSingleShotTimer::timerEvent (this=0x80e5130) at /home/kde-devel/kde/src/qt-copy/src/corelib/kernel/qtimer.cpp:300 #14 0xb64d6c12 in QObject::event (this=0x80e5130, e=0xbfb2f434) at /home/kde-devel/kde/src/qt-copy/src/corelib/kernel/qobject.cpp:1105 #15 0xb5978a2d in QApplicationPrivate::notify_helper (this=0x8073f50, receiver=0x80e5130, e=0xbfb2f434) at /home/kde-devel/kde/src/qt-copy/src/gui/kernel/qapplication.cpp:3766 #16 0xb5978d46 in QApplication::notify (this=0x8077d60, receiver=0x80e5130, e=0xbfb2f434) at /home/kde-devel/kde/src/qt-copy/src/gui/kernel/qapplication.cpp:3360 #17 0xb6c05587 in KApplication::notify (this=0x8077d60, receiver=0x80e5130, event=0xbfb2f434) at /home/kde-devel/kde/src/KDE/kdelibs/kdeui/kernel/kapplication.cpp:311 #18 0xb64c135d in QCoreApplication::notifyInternal (this=0x8077d60, receiver=0x80e5130, event=0xbfb2f434) at /home/kde-devel/kde/src/qt-copy/src/corelib/kernel/qcoreapplication.cpp:587 #19 0xb7595723 in QCoreApplication::sendEvent (receiver=0x80e5130, event=0xbfb2f434) at ../../../../include/QtCore/../../../../src/qt-copy/src/corelib/kernel/qcoreapplication.h:215 #20 0xb64f9eb3 in QTimerInfoList::activateTimers (this=0x8079734) at /home/kde-devel/kde/src/qt-copy/src/corelib/kernel/qeventdispatcher_unix.cpp:563 #21 0xb64f7684 in timerSourceDispatch (source=0x8079700) at /home/kde-devel/kde/src/qt-copy/src/corelib/kernel/qeventdispatcher_glib.cpp:166 #22 0xb5448ecb in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0 #23 0xb544bf16 in ?? () from /usr/lib/libglib-2.0.so.0 #24 0x08078c20 in ?? () #25 0x00000000 in ?? () #0 0xb7ef1410 in __kernel_vsyscall ()
This has gone away now.