Version:            (using KDE 4.1.3)
OS:                Linux
Installed from:    SuSE RPMs

To reproduce:
1. Started updater applet from main panel in kde4.  2. Canceled updater before it was finished.
3. Restarted updater applet as in #1.
4. PolicyKit-kde crashed and raised SIGABRT.

BACKTRACE INCLUDED BELOW:
-------------------------------
Application: PolicyKit-kde (policykit-kde), signal SIGABRT
[Current thread is 1 (Thread 0xb61ae750 (LWP 23151))]

Thread 2 (Thread 0xb4790b90 (LWP 23567)):
#0  0xffffe430 in __kernel_vsyscall ()
#1  0xb6581411 in select () from /lib/libc.so.6
#2  0x08055175 in _start ()

Thread 1 (Thread 0xb61ae750 (LWP 23151)):
[KCrash Handler]
#6  0xffffe430 in __kernel_vsyscall ()
#7  0xb64e1990 in raise () from /lib/libc.so.6
#8  0xb64e32c8 in abort () from /lib/libc.so.6
#9  0xb64a1245 in ?? () from /lib/libdbus-1.so.3
#10 0xb649cc59 in ?? () from /lib/libdbus-1.so.3
#11 0xb648dc6c in dbus_message_set_error_name () from /lib/libdbus-1.so.3
#12 0xb67a2a50 in ?? () from /usr/lib/libQtDBus.so.4
#13 0xb6798288 in ?? () from /usr/lib/libQtDBus.so.4
#14 0xb678a5e9 in QDBusConnection::send(QDBusMessage const&) const () from /usr/lib/libQtDBus.so.4
#15 0xb67cdc24 in QDBusContext::sendErrorReply(QString const&, QString const&) const () from /usr/lib/libQtDBus.so.4
#16 0x080535b1 in _start ()