jockey-kde crashed with SIGSEGV in QWidget::metric()

[j.adredz]

Several applications were open(firefox, kopete, songbrid, system monitor, quassel etc) and plasma crashed suddenly.

ProblemType: Crash
Architecture: i386
DistroRelease: Ubuntu 9.04
ExecutablePath: /usr/bin/jockey-kde
InterpreterPath: /usr/bin/python2.6
Lsusb:
 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
 Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
 Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
 Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
 Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
MachineType: Gigabyte Technology Co., Ltd. 945GCM-S2L
Package: jockey-kde 0.5-0ubuntu5
PackageArchitecture: all
ProcCmdLine: root=UUID=35bb8d72-f549-40f9-b13f-6b0cdf0b8124 ro quiet splash
ProcCmdline: /usr/bin/python /usr/bin/jockey-kde
ProcEnviron:
 LANG=en_PH.UTF-8
 SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.28-11.37-generic
Signal: 11
SourcePackage: jockey
StacktraceTop:
 QWidget::metric () from /usr/lib/libQtGui.so.4
 QFont::QFont () from /usr/lib/libQtGui.so.4
 QWidgetPrivate::updateFont () from /usr/lib/libQtGui.so.4
 QWidgetPrivate::resolveFont () from /usr/lib/libQtGui.so.4
 QWidget::setParent () from /usr/lib/libQtGui.so.4
Title: jockey-kde crashed with SIGSEGV in QWidget::metric()
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare