Using the save layer group function seems to lead to a crash https://www.youtube.com/watch?v=6N358nFcTO8&feature=youtu.be While the file I recorded with has lots of layers I also recorded it with only 1 group of 20 some layers and it still crashed
Application: krita (krita), signal: Segmentation fault Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [Current thread is 1 (Thread 0x7fa77acd7800 (LWP 7802))] Thread 4 (Thread 0x7fa75bfb9700 (LWP 7804)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007fa788c8d55b in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007fa788c8625b in QSemaphore::acquire(int) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007fa786819f8e in KisTileDataPooler::waitForWork (this=0x7fa786ca1560 <(anonymous namespace)::Q_QGS_s_instance::innerFunction()::holder>) at /home/sven/kde/src/krita/libs/image/tiles3/kis_tile_data_pooler.cc:165 #4 0x00007fa78681a741 in KisTileDataPooler::run (this=0x7fa786ca1560 <(anonymous namespace)::Q_QGS_s_instance::innerFunction()::holder>) at /home/sven/kde/src/krita/libs/image/tiles3/kis_tile_data_pooler.cc:187 #5 0x00007fa788c8c2be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007fa7834996aa in start_thread (arg=0x7fa75bfb9700) at pthread_create.c:333 #7 0x00007fa78838e13d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 3 (Thread 0x7fa75b7b8700 (LWP 7805)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007fa788c8d55b in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007fa788c86516 in QSemaphore::tryAcquire(int, int) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007fa7868353b3 in KisTileDataSwapper::waitForWork (this=<optimized out>) at /home/sven/kde/src/krita/libs/image/tiles3/swap/kis_tile_data_swapper.cpp:86 #4 0x00007fa7868355aa in KisTileDataSwapper::run (this=0x7fa786ca15a0 <(anonymous namespace)::Q_QGS_s_instance::innerFunction()::holder+64>) at /home/sven/kde/src/krita/libs/image/tiles3/swap/kis_tile_data_swapper.cpp:92 #5 0x00007fa788c8c2be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007fa7834996aa in start_thread (arg=0x7fa75b7b8700) at pthread_create.c:333 #7 0x00007fa78838e13d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 2 (Thread 0x7fa758fb3700 (LWP 7810)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007fa788c8d55b in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007fa789965eaa in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #3 0x00007fa788c8c2be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007fa7834996aa in start_thread (arg=0x7fa758fb3700) at pthread_create.c:333 #5 0x00007fa78838e13d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 1 (Thread 0x7fa77acd7800 (LWP 7802)): [KCrash Handler] #6 QtPrivate::RefCount::ref (this=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qrefcount.h:54 #7 QString::QString (other=..., this=0x7ffcf2131d30) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qstring.h:812 #8 KisLayerManager::saveGroupLayers (this=0x8170550) at /home/sven/kde/src/krita/libs/ui/kis_layer_manager.cc:698 #9 0x00007fa78a95d935 in KisLayerManager::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=0x7ffcf2132020) at /home/sven/kde/build/krita/libs/ui/moc_kis_layer_manager.cpp:163 #10 0x00007fa788e9c78a in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #11 0x00007fa789730172 in QAction::triggered(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #12 0x00007fa789732618 in QAction::activate(QAction::ActionEvent) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #13 0x00007fa7898af2e2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #14 0x00007fa7898b4abc in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #15 0x00007fa7898b8ede in QMenu::mouseReleaseEvent(QMouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #16 0x00007fa78977c188 in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #17 0x00007fa7898b9653 in QMenu::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #18 0x00007fa789739b8c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #19 0x00007fa78973fc7a in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #20 0x00007fa78a89da37 in KisApplication::notify (this=<optimized out>, receiver=0x90a68e0, event=0x7ffcf21326f0) at /home/sven/kde/src/krita/libs/ui/KisApplication.cpp:505 #21 0x00007fa788e6bf1b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #22 0x00007fa78973e6f2 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #23 0x00007fa789793719 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #24 0x00007fa78979578b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #25 0x00007fa789739b8c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #26 0x00007fa78973f230 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #27 0x00007fa78a89da37 in KisApplication::notify (this=<optimized out>, receiver=0x9b16520, event=0x7ffcf2132b90) at /home/sven/kde/src/krita/libs/ui/KisApplication.cpp:505 #28 0x00007fa788e6bf1b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #29 0x00007fa78918e3c8 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5 #30 0x00007fa789190005 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5 #31 0x00007fa7891755b8 in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5 #32 0x00007fa77a7f7250 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so #33 0x00007fa782f78ff7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #34 0x00007fa782f79250 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #35 0x00007fa782f792fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #36 0x00007fa788ec327f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #37 0x00007fa788e6975a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #38 0x00007fa788e712cc in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #39 0x0000000000404aa8 in main (argc=1, argv=<optimized out>) at /home/sven/kde/src/krita/krita/main.cc:230
Looks like the problem is that the mimetype is unknown.
Git commit b5e746c9567dec407160444bfba3c6f204dff9f1 by Boudewijn Rempt. Committed on 06/07/2016 at 09:40. Pushed by rempt into branch 'krita/3.0'. M +4 -7 libs/ui/KisSaveGroupVisitor.cpp M +7 -7 libs/ui/KisSaveGroupVisitor.h M +10 -5 libs/ui/kis_layer_manager.cc http://commits.kde.org/krita/b5e746c9567dec407160444bfba3c6f204dff9f1