Version:            (using KDE KDE 3.5.8)
Installed from:    Ubuntu Packages
OS:                Linux

kbluetooth used to work fine with a logitech mouse. all of a sudden kbluetooth crashes at login (for all users). also when starting from terminal see out put below. I haven't done any configuration recently, only system updates with apt.

flo@flo-acer-kub:~$ kbluetooth
ERROR: Communication problem with kbluetooth, it probably crashed.
flo@flo-acer-kub:~$ KCrash: Application 'kbluetooth' crashing...

crash-manager says:
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Using host libthread_db library "/lib/tls/i686/cmov/libthread_db.so.1".
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[Thread debugging using libthread_db enabled]
[New Thread -1233639744 (LWP 6905)]
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[KCrash handler]
#6  0xb7354416 in QString::latin1 () from /usr/lib/libqt-mt.so.3
#7  0xb7357700 in QString::ascii () from /usr/lib/libqt-mt.so.3
#8  0xb7f11036 in KBluetooth::DBusSignal::newMessage ()
   from /usr/lib/libkbluetooth.so.0
#9  0xb7f11cdc in KBluetooth::DBusSignal::getString ()
   from /usr/lib/libkbluetooth.so.0
#10 0xb7f11ee8 in KBluetooth::DBusSignal::getString ()
   from /usr/lib/libkbluetooth.so.0
#11 0xb7f0cec5 in KBluetooth::Adapter::getMode ()
   from /usr/lib/libkbluetooth.so.0
#12 0x08059711 in ?? ()
#13 0xbfb82ec8 in ?? ()
#14 0x080dc738 in ?? ()
#15 0xbfb82ea4 in ?? ()
#16 0xb6a31ff4 in ?? () from /usr/lib/libstdc++.so.6
#17 0xbfb82f04 in ?? ()
#18 0x080dc660 in ?? ()
#19 0xbfb82ea8 in ?? ()
#20 0xb69fdd81 in operator delete () from /usr/lib/libstdc++.so.6
#21 0x0805bd88 in ?? ()
#22 0x080dc550 in ?? ()
#23 0x00000000 in ?? ()