Application: kwin (4.5.00 (KDE 4.5.0))
KDE Platform Version: 4.5.00 (KDE 4.5.0)
Qt Version: 4.7.0
Operating System: Linux 2.6.32-24-generic-pae i686
Distribution: Ubuntu 10.04.1 LTS

-- Information about the crash:
- What I was doing when the application crashed:
On starting interface
before upgrade of xserver-xorg
that its

-- Backtrace:
Application: KWin (kwin), signal: Aborted
[KCrash Handler]
#7  0xb7741430 in __kernel_vsyscall ()
#8  0xb74ff651 in raise () from /lib/tls/i686/cmov/libc.so.6
#9  0xb7502a82 in abort () from /lib/tls/i686/cmov/libc.so.6
#10 0xb74f8718 in __assert_fail () from /lib/tls/i686/cmov/libc.so.6
#11 0xb6c9c3ad in _XRead (dpy=0x8a4d640, data=0x8b922b0 "", size=5180) at ../../src/xcb_io.c:549
#12 0xb6c1def5 in __glXReadReply (dpy=0x8a4d640, size=4, dest=0x8b922b0, reply_is_always_array=1 '\001') at indirect.c:81
#13 0xb6c1eb61 in __indirect_glGenProgramsNV (n=1, programs=0x8b922b0) at indirect.c:9051
#14 0xab32230a in KWin::ARBBlurShader::init (this=0x8b922a0) at ../../../kwin/effects/blur/blurshader.cpp:468
#15 0xab321301 in KWin::BlurShader::setRadius (this=0x8b922a0, radius=12) at ../../../kwin/effects/blur/blurshader.cpp:55
#16 0xab31fc06 in KWin::BlurEffect::reconfigure (this=0x8b920e0, flags=...) at ../../../kwin/effects/blur/blur.cpp:77
#17 0xab31fe8d in BlurEffect (this=0x8b920e0) at ../../../kwin/effects/blur/blur.cpp:58
#18 0xab31fecd in effect_create_kwin4_effect_blur () at ../../../kwin/effects/blur/blur.cpp:34
#19 0xb771f1a1 in KWin::EffectsHandlerImpl::loadEffect (this=0x8b039a8, name=...) at ../../kwin/effects.cpp:1099
#20 0xb771ff29 in KWin::EffectsHandlerImpl::reconfigure (this=0x8b039a8) at ../../kwin/effects.cpp:142
#21 0xb76fb2ab in KWin::Workspace::setupCompositing (this=0x8af95d0) at ../../kwin/composite.cpp:230
#22 0xb766f52c in Workspace (this=0x8af95d0, restore=false) at ../../kwin/workspace.cpp:217
#23 0xb7688d56 in Application (this=0xbf90e7e4) at ../../kwin/main.cpp:326
#24 0xb7689fac in kdemain (argc=3, argv=0xbf90ea44) at ../../kwin/main.cpp:510
#25 0x0804860b in main (argc=3, argv=0xbf90ea44) at kwin_dummy.cpp:3

Possible duplicates by query: bug 247430.

Reported using DrKonqi