Application: kwin (4.11.1)
KDE Platform Version: 4.11.1
Qt Version: 4.8.4
Operating System: Linux 3.8.0-32-generic x86_64
Distribution: Ubuntu 13.04

-- Information about the crash:
- What I was doing when the application crashed:

I tried to install catalyst 13 ATI driver ...  this resulted that after the reboot de gui did not start

The crash can be reproduced sometimes.

-- Backtrace:
Application: KWin (kwin), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[KCrash Handler]
#6  0x00007fcddb3c674e in glXGetFBConfigs () from /usr/lib/fglrx/libGL.so.1
#7  0x00007fcddb3c73ca in ?? () from /usr/lib/fglrx/libGL.so.1
#8  0x00007fcddb3c7629 in glXChooseFBConfigSGIX () from /usr/lib/fglrx/libGL.so.1
#9  0x00007fcde0877e32 in KWin::GlxBackend::initDrawableConfigs (this=this@entry=0x193fda0) at ../../kwin/glxbackend.cpp:296
#10 0x00007fcde0878685 in KWin::GlxBackend::init (this=0x193fda0) at ../../kwin/glxbackend.cpp:83
#11 0x00007fcde087543c in KWin::SceneOpenGL::createScene () at ../../kwin/scene_opengl.cpp:199
#12 0x00007fcde0857065 in KWin::Compositor::slotCompositingOptionsInitialized (this=0x1887670) at ../../kwin/composite.cpp:202
#13 0x00007fcdda90a0ef in QMetaObject::activate (sender=0x1942700, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3539
#14 0x00007fcdda7e9577 in QFutureWatcherBase::event (this=<optimized out>, event=0x7fcdb4001340) at concurrent/qfuturewatcher.cpp:344
#15 0x00007fcdd9c9b8ec in QApplicationPrivate::notify_helper (this=this@entry=0x1750110, receiver=receiver@entry=0x1942700, e=e@entry=0x7fcdb4001340) at kernel/qapplication.cpp:4567
#16 0x00007fcdd9c9e25b in QApplication::notify (this=this@entry=0x7fffcd4ecc50, receiver=receiver@entry=0x1942700, e=e@entry=0x7fcdb4001340) at kernel/qapplication.cpp:4428
#17 0x00007fcddf11b916 in KApplication::notify (this=0x7fffcd4ecc50, receiver=0x1942700, event=0x7fcdb4001340) at ../../kdeui/kernel/kapplication.cpp:311
#18 0x00007fcdda8f563e in QCoreApplication::notifyInternal (this=0x7fffcd4ecc50, receiver=receiver@entry=0x1942700, event=event@entry=0x7fcdb4001340) at kernel/qcoreapplication.cpp:946
#19 0x00007fcdda8f9171 in sendEvent (event=0x7fcdb4001340, receiver=0x1942700) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#20 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x16f31f0) at kernel/qcoreapplication.cpp:1570
#21 0x00007fcdda8f94a3 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1463
#22 0x00007fcdd9d4198c in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#23 QEventDispatcherX11::processEvents (this=0x16f4ad0, flags=...) at kernel/qeventdispatcher_x11.cpp:75
#24 0x00007fcdda8f438f in QEventLoop::processEvents (this=this@entry=0x7fffcd4ec960, flags=...) at kernel/qeventloop.cpp:149
#25 0x00007fcdda8f4618 in QEventLoop::exec (this=this@entry=0x7fffcd4ec960, flags=...) at kernel/qeventloop.cpp:204
#26 0x00007fcdda8f9cf6 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#27 0x00007fcdd9c99ffc in QApplication::exec () at kernel/qapplication.cpp:3828
#28 0x00007fcde080e9a3 in kdemain (argc=3, argv=0x7fffcd4ecd98) at ../../kwin/main.cpp:589
#29 0x00007fcde03ecea5 in __libc_start_main (main=0x4006d0 <main(int, char**)>, argc=3, ubp_av=0x7fffcd4ecd98, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffcd4ecd88) at libc-start.c:260
#30 0x0000000000400701 in _start ()

Possible duplicates by query: bug 324896.

Reported using DrKonqi