Description of problem:
First I open Qt Creator and access Tools-> Options and make any modification. After that push the button Apply or Ok and the program is crashing. 

Version-Release number of selected component:
qt-creator-3.4.2-1.fc22

Additional info:
reporter:       libreport-2.6.2
backtrace_rating: 4
cmdline:        /bin/qtcreator
crash_function: Breeze::Helper::frameOutlineColor(QPalette const&, bool, bool, double, Breeze::AnimationMode) const
executable:     /usr/bin/qtcreator
global_pid:     3293
kernel:         4.1.5-200.fc22.x86_64
runlevel:       N 5
type:           CCpp
uid:            1000

Truncated backtrace:
Thread no. 1 (10 frames)
 #6 Breeze::Helper::frameOutlineColor(QPalette const&, bool, bool, double, Breeze::AnimationMode) const at ../../kstyle/breezehelper.h:78
 #8 Breeze::FrameShadow::paintEvent(QPaintEvent*) at ../../kstyle/breezeframeshadow.cpp:340
 #9 QWidget::event(QEvent*) at kernel/qwidget.cpp:9034
 #10 QApplicationPrivate::notify_helper(QObject*, QEvent*) at kernel/qapplication.cpp:3717
 #11 QApplication::notify(QObject*, QEvent*) at kernel/qapplication.cpp:3500
 #12 QCoreApplication::notifyInternal(QObject*, QEvent*) at kernel/qcoreapplication.cpp:965
 #13 QWidgetPrivate::sendPaintEvent(QRegion const&) at ../../src/corelib/kernel/qcoreapplication.h:227
 #15 QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) at kernel/qwidget.cpp:5559
 #16 QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) at kernel/qwidget.cpp:5754
 #19 QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) at kernel/qwidget.cpp:5611