Version: (using KDE 4.1.0) OS: Linux Installed from: Ubuntu Packages This happens on each and every startup.just after the login window the whole desktop gets inverted and then suddenly kwin crashes and then everything back to normal again and the followin error code is generated: The application KWin (kwin) crashed and caused the signal 11 (SIGSEGV). Application: KWin (kwin), signal SIGSEGV (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) [Thread debugging using libthread_db enabled] [New Thread 0x7f091c4b2730 (LWP 5737)] (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) (no debugging symbols found) 0x00007f091bf015f0 in nanosleep () from /lib/libc.so.6 [Current thread is 0 (process 5737)] Thread 1 (Thread 0x7f091c4b2730 (LWP 5737)): #0 0x00007f091bf015f0 in nanosleep () from /lib/libc.so.6 #1 0x00007f091bf01447 in sleep () from /lib/libc.so.6 #2 0x00007f0918cf298f in ?? () from /usr/lib/libkdeui.so.5 #3 0x00007f0918cf32ca in KCrash::defaultCrashHandler () from /usr/lib/libkdeui.so.5 #4 <signal handler called> #5 0x00007f0915348d48 in ?? () from /usr/lib/libGLcore.so.1 #6 0x00007f091545d910 in ?? () from /usr/lib/libGLcore.so.1 #7 0x00007f091534bb55 in ?? () from /usr/lib/libGLcore.so.1 #8 0x00007f091534f379 in ?? () from /usr/lib/libGLcore.so.1 #9 0x00007f091535d5ca in ?? () from /usr/lib/libGLcore.so.1 #10 0x00007f091531cb35 in ?? () from /usr/lib/libGLcore.so.1 #11 0x00007f091c52c056 in ?? () from /usr/lib/libGL.so.1 #12 0x00007f091c532b3b in ?? () from /usr/lib/libGL.so.1 #13 0x00007f09150aeb4a in ?? () from /usr/lib/libGLcore.so.1 #14 0x00007f09150afa60 in ?? () from /usr/lib/libGLcore.so.1 #15 0x00007f091ba33e20 in KWin::GLRenderTarget::enable () from /usr/lib/libkwineffects.so.1 #16 0x00007f091c25fc14 in ?? () from /usr/lib/libkdeinit4_kwin.so #17 0x00007f0911511592 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so #18 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #19 0x00007f09115075d4 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so #20 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #21 0x00007f09114f6925 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so #22 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #23 0x00007f091ba2bfa0 in KWin::Effect::paintScreen () from /usr/lib/libkwineffects.so.1 #24 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #25 0x00007f091ba2bfa0 in KWin::Effect::paintScreen () from /usr/lib/libkwineffects.so.1 #26 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #27 0x00007f091ba2bfa0 in KWin::Effect::paintScreen () from /usr/lib/libkwineffects.so.1 #28 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #29 0x00007f09114e6321 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so #30 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #31 0x00007f09114ea436 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so #32 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #33 0x00007f091ba2bfa0 in KWin::Effect::paintScreen () from /usr/lib/libkwineffects.so.1 #34 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #35 0x00007f0911514efd in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so #36 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #37 0x00007f091ba2bfa0 in KWin::Effect::paintScreen () from /usr/lib/libkwineffects.so.1 #38 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #39 0x00007f09115196ad in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so #40 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #41 0x00007f091ba2bfa0 in KWin::Effect::paintScreen () from /usr/lib/libkwineffects.so.1 #42 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #43 0x00007f091ba2bfa0 in KWin::Effect::paintScreen () from /usr/lib/libkwineffects.so.1 #44 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #45 0x00007f091ba2bfa0 in KWin::Effect::paintScreen () from /usr/lib/libkwineffects.so.1 #46 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #47 0x00007f0911521935 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so #48 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #49 0x00007f091ba2bfa0 in KWin::Effect::paintScreen () from /usr/lib/libkwineffects.so.1 #50 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #51 0x00007f09114ec2c1 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so #52 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #53 0x00007f091151e99c in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so #54 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #55 0x00007f091150d6f4 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so #56 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #57 0x00007f091ba2bfa0 in KWin::Effect::paintScreen () from /usr/lib/libkwineffects.so.1 #58 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #59 0x00007f0911510185 in ?? () from /usr/lib/kde4/kwin4_effect_builtins.so #60 0x00007f091c262180 in ?? () from /usr/lib/libkdeinit4_kwin.so #61 0x00007f091c250f84 in ?? () from /usr/lib/libkdeinit4_kwin.so #62 0x00007f091c25b2f4 in ?? () from /usr/lib/libkdeinit4_kwin.so #63 0x00007f091c24d1b4 in ?? () from /usr/lib/libkdeinit4_kwin.so #64 0x00007f091c1f16b2 in ?? () from /usr/lib/libkdeinit4_kwin.so #65 0x00007f091b2f0134 in QMetaObject::activate () from /usr/lib/libQtCore.so.4 #66 0x00007f091b2eaa43 in QObject::event () from /usr/lib/libQtCore.so.4 #67 0x00007f0919ebfc3d in QApplicationPrivate::notify_helper () from /usr/lib/libQtGui.so.4 #68 0x00007f0919ec79ba in QApplication::notify () from /usr/lib/libQtGui.so.4 #69 0x00007f0918c8ffcb in KApplication::notify () from /usr/lib/libkdeui.so.5 #70 0x00007f091b2dbd61 in QCoreApplication::notifyInternal () from /usr/lib/libQtCore.so.4 #71 0x00007f091b307ab6 in ?? () from /usr/lib/libQtCore.so.4 #72 0x00007f091b3041fd in ?? () from /usr/lib/libQtCore.so.4 #73 0x00007f0917798d3b in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0 #74 0x00007f091779c50d in ?? () from /usr/lib/libglib-2.0.so.0 #75 0x00007f091779c6cb in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0 #76 0x00007f091b30415f in QEventDispatcherGlib::processEvents () from /usr/lib/libQtCore.so.4 #77 0x00007f0919f51a6f in ?? () from /usr/lib/libQtGui.so.4 #78 0x00007f091b2da682 in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4 #79 0x00007f091b2da80d in QEventLoop::exec () from /usr/lib/libQtCore.so.4 #80 0x00007f091b2dccbd in QCoreApplication::exec () from /usr/lib/libQtCore.so.4 #81 0x00007f091c20a761 in kdemain () from /usr/lib/libkdeinit4_kwin.so #82 0x00007f091be77466 in __libc_start_main () from /lib/libc.so.6 #83 0x0000000000400659 in _start () #0 0x00007f091bf015f0 in nanosleep () from /lib/libc.so.6
This backtrace tells us absolutely nothing. To find out how to produce useful backtraces please see: http://techbase.kde.org/Development/Tutorials/Debugging/How_to_create_useful_crash_reports
hey im a noob,but when i upgraded to KDE 4.2,the crash did not occur again,will try to reproduce the crash again with some widgets enabled(did not have any widgets enabled in KDE 4.2 on startup) Please wait for 2 more days,then ill mark it as Fixed
(In reply to comment #2) > hey im a noob,but when i upgraded to KDE 4.2,the crash did not occur again,will > try to reproduce the crash again with some widgets enabled(did not have any > widgets enabled in KDE 4.2 on startup) > Please wait for 2 more days,then ill mark it as Fixed > As there is no response I assume that the bug is fixed.
updating my KDE 4.2 RC1 resolved the issue