Bug 358832

Application: digikam (4.0.0)
KDE Platform Version: 4.14.2
Qt Version: 4.8.6
Operating System: Linux 3.13.0-76-generic x86_64
Distribution: Linux Mint 17.3 Rosa

-- Information about the crash:
- What I was doing when the application crashed:
I selected a tag from the tag tree and drap and drop it inside another when. After selecting  "move it" from the menu, DK crashed.
- Custom settings of the application:

-- Backtrace:
Application: digiKam (digikam), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f0e3f6c8ac0 (LWP 11753))]

Thread 9 (Thread 0x7f0e13bf1700 (LWP 11760)):
#0  0x00007f0e317b161d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f0e317b19a9 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f0e3176fbda in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f0e31770048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f0e3177030a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f0e20d4d336 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#6  0x00007f0e31794f05 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f0e33d8d754 in ?? () from /usr/lib/nvidia-304/libGL.so.1
#8  0x00007f0e34cfc182 in start_thread (arg=0x7f0e13bf1700) at pthread_create.c:312
#9  0x00007f0e3882147d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 8 (Thread 0x7f0e133f0700 (LWP 11761)):
#0  0x00007f0e317b161a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f0e317b1979 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f0e3176fed5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f0e317700ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f0e31770129 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f0e31794f05 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f0e33d8d754 in ?? () from /usr/lib/nvidia-304/libGL.so.1
#7  0x00007f0e34cfc182 in start_thread (arg=0x7f0e133f0700) at pthread_create.c:312
#8  0x00007f0e3882147d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 7 (Thread 0x7f0e026f9700 (LWP 11764)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0e3a4fa816 in wait (time=18446744073709551615, this=0x1162300) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x1162210, mutex=mutex@entry=0x1162208, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00000000005e3d9e in Digikam::ScanController::run (this=0x1161f80) at /build/buildd/digikam-4.0.0/core/digikam/database/scancontroller.cpp:725
#4  0x00007f0e3a4fa32f in QThreadPrivate::start (arg=0x1161f80) at thread/qthread_unix.cpp:349
#5  0x00007f0e33d8d754 in ?? () from /usr/lib/nvidia-304/libGL.so.1
#6  0x00007f0e34cfc182 in start_thread (arg=0x7f0e026f9700) at pthread_create.c:312
#7  0x00007f0e3882147d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 6 (Thread 0x7f0e01ef8700 (LWP 11765)):
#0  0x00007f0e3881412d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f0e3176ffe4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f0e317700ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f0e3a6297be in QEventDispatcherGlib::processEvents (this=0x7f0df00008f0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#4  0x00007f0e3a5fb0af in QEventLoop::processEvents (this=this@entry=0x7f0e01ef7a20, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f0e3a5fb3a5 in QEventLoop::exec (this=this@entry=0x7f0e01ef7a20, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f0e3a4f7c5f in QThread::exec (this=this@entry=0x11638c0) at thread/qthread.cpp:537
#7  0x00007f0e3a5dc823 in QInotifyFileSystemWatcherEngine::run (this=0x11638c0) at io/qfilesystemwatcher_inotify.cpp:265
#8  0x00007f0e3a4fa32f in QThreadPrivate::start (arg=0x11638c0) at thread/qthread_unix.cpp:349
#9  0x00007f0e33d8d754 in ?? () from /usr/lib/nvidia-304/libGL.so.1
#10 0x00007f0e34cfc182 in start_thread (arg=0x7f0e01ef8700) at pthread_create.c:312
#11 0x00007f0e3882147d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 5 (Thread 0x7f0e123ee700 (LWP 11867)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0e3a4fa816 in wait (time=18446744073709551615, this=0x144c770) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x1583860, mutex=mutex@entry=0x1583858, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f0e3cd3a8aa in Digikam::ParkingThread::run (this=0x1583840) at /build/buildd/digikam-4.0.0/core/libs/threads/threadmanager.cpp:119
#4  0x00007f0e3a4fa32f in QThreadPrivate::start (arg=0x1583840) at thread/qthread_unix.cpp:349
#5  0x00007f0e33d8d754 in ?? () from /usr/lib/nvidia-304/libGL.so.1
#6  0x00007f0e34cfc182 in start_thread (arg=0x7f0e123ee700) at pthread_create.c:312
#7  0x00007f0e3882147d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7f0de8e4b700 (LWP 12186)):
#0  0x00007f0e317b161a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f0e317b19a9 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f0e3176fbda in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f0e31770048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f0e317700ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f0e3a6297be in QEventDispatcherGlib::processEvents (this=0x7f0dd8034560, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#6  0x00007f0e3a5fb0af in QEventLoop::processEvents (this=this@entry=0x7f0de8e4a9e0, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f0e3a5fb3a5 in QEventLoop::exec (this=this@entry=0x7f0de8e4a9e0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f0e3cd39f73 in Digikam::WorkerObjectRunnable::run (this=0x7f0dd40a8760) at /build/buildd/digikam-4.0.0/core/libs/threads/threadmanager.cpp:196
#9  0x00007f0e3a4edfee in QThreadPoolThread::run (this=0x25c4e80) at concurrent/qthreadpool.cpp:108
#10 0x00007f0e3a4fa32f in QThreadPrivate::start (arg=0x25c4e80) at thread/qthread_unix.cpp:349
#11 0x00007f0e33d8d754 in ?? () from /usr/lib/nvidia-304/libGL.so.1
#12 0x00007f0e34cfc182 in start_thread (arg=0x7f0de8e4b700) at pthread_create.c:312
#13 0x00007f0e3882147d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7f0dea64e700 (LWP 12187)):
#0  0x00007f0e3881412d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f0e3176ffe4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f0e317700ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f0e3a6297be in QEventDispatcherGlib::processEvents (this=0x7f0dd4025ee0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#4  0x00007f0e3a5fb0af in QEventLoop::processEvents (this=this@entry=0x7f0dea64d9e0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f0e3a5fb3a5 in QEventLoop::exec (this=this@entry=0x7f0dea64d9e0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f0e3cd39f73 in Digikam::WorkerObjectRunnable::run (this=0x3a0b920) at /build/buildd/digikam-4.0.0/core/libs/threads/threadmanager.cpp:196
#7  0x00007f0e3a4edfee in QThreadPoolThread::run (this=0x27b35d0) at concurrent/qthreadpool.cpp:108
#8  0x00007f0e3a4fa32f in QThreadPrivate::start (arg=0x27b35d0) at thread/qthread_unix.cpp:349
#9  0x00007f0e33d8d754 in ?? () from /usr/lib/nvidia-304/libGL.so.1
#10 0x00007f0e34cfc182 in start_thread (arg=0x7f0dea64e700) at pthread_create.c:312
#11 0x00007f0e3882147d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f0de3b48700 (LWP 12188)):
#0  0x00007fff24fa3978 in ?? ()
#1  0x00007f0de3b477a0 in ?? ()
#2  0x00007f0db8034260 in ?? ()
#3  0x00007f0de3b47828 in ?? ()
#4  0x00007f0de3b477c0 in ?? ()
#5  0x000000007fffffff in ?? ()
#6  0x00007f0e3a6296f0 in ?? () at kernel/qeventdispatcher_glib.cpp:223 from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007f0de3b47830 in ?? ()
#8  0x00007f0e3882f92d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#9  0x00007f0e3a54ead7 in do_gettime (frac=0x7f0de3b47770, sec=0x7f0de3b47768) at tools/qelapsedtimer_unix.cpp:127
#10 qt_gettime () at tools/qelapsedtimer_unix.cpp:144
#11 0x00007f0e3a62af05 in updateCurrentTime (this=0x7b) at kernel/qeventdispatcher_unix.cpp:354
#12 QTimerInfoList::timerWait (this=0x7b, tm=...) at kernel/qeventdispatcher_unix.cpp:460
#13 0x00007f0e3a62967c in timerSourcePrepareHelper (src=<optimized out>, timeout=0x7f0de3b47824) at kernel/qeventdispatcher_glib.cpp:143
#14 0x00007f0e3a629725 in timerSourcePrepare (source=<optimized out>, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:176
#15 0x00007f0e3176f68d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#16 0x00007f0e3176ff03 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#17 0x00007f0e317700ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#18 0x00007f0e3a6297be in QEventDispatcherGlib::processEvents (this=0x7f0db8012890, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#19 0x00007f0e3a5fb0af in QEventLoop::processEvents (this=this@entry=0x7f0de3b479e0, flags=...) at kernel/qeventloop.cpp:149
#20 0x00007f0e3a5fb3a5 in QEventLoop::exec (this=this@entry=0x7f0de3b479e0, flags=...) at kernel/qeventloop.cpp:204
#21 0x00007f0e3cd39f73 in Digikam::WorkerObjectRunnable::run (this=0x7f0dd40a84a0) at /build/buildd/digikam-4.0.0/core/libs/threads/threadmanager.cpp:196
#22 0x00007f0e3a4edfee in QThreadPoolThread::run (this=0x27ad030) at concurrent/qthreadpool.cpp:108
#23 0x00007f0e3a4fa32f in QThreadPrivate::start (arg=0x27ad030) at thread/qthread_unix.cpp:349
#24 0x00007f0e33d8d754 in ?? () from /usr/lib/nvidia-304/libGL.so.1
#25 0x00007f0e34cfc182 in start_thread (arg=0x7f0de3b48700) at pthread_create.c:312
#26 0x00007f0e3882147d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f0e3f6c8ac0 (LWP 11753)):
[KCrash Handler]
#6  0x0000000001405000 in ?? ()
#7  0x00007f0e2383ee5c in sqlite3MemCompare (pMem1=pMem1@entry=0x7fff24f93e30, pMem2=<optimized out>, pColl=0x4b8b1d8) at sqlite3.c:60495
#8  0x00007f0e2383f013 in sqlite3VdbeRecordCompare (nKey1=17, pKey1=0x7f0df81b1bfb, pPKey2=pPKey2@entry=0x7fff24f94138) at sqlite3.c:64173
#9  0x00007f0e238536b9 in sqlite3BtreeMovetoUnpacked (pCur=0x5949e88, pIdxKey=0x7fff24f94138, intKey=0, biasRight=<optimized out>, pRes=0x7fff24f94130) at sqlite3.c:55088
#10 0x00007f0e2387e8fc in sqlite3VdbeExec (p=p@entry=0x1fc3af8) at sqlite3.c:71246
#11 0x00007f0e23883f87 in sqlite3Step (p=0x1fc3af8) at sqlite3.c:64839
#12 sqlite3_step (pStmt=<optimized out>) at sqlite3.c:64905
#13 0x00007f0e006d011c in QSQLiteResultPrivate::fetchNext (this=this@entry=0x1fe3840, values=..., idx=idx@entry=0, initialFetch=initialFetch@entry=true) at ../../../sql/drivers/sqlite/qsql_sqlite.cpp:235
#14 0x00007f0e006d0e48 in QSQLiteResult::exec (this=0x1777a10) at ../../../sql/drivers/sqlite/qsql_sqlite.cpp:447
#15 0x00007f0e3f2f0b7d in QSqlQuery::exec (this=this@entry=0x7fff24f948c8) at kernel/qsqlquery.cpp:949
#16 0x00007f0e3ccf3a46 in Digikam::DatabaseCoreBackend::exec (this=0x11983c0, query=...) at /build/buildd/digikam-4.0.0/core/libs/database/core/databasecorebackend.cpp:1415
#17 0x00007f0e3ccf5f5f in Digikam::DatabaseCoreBackend::execQuery (this=this@entry=0x11983c0, sql=..., bindingMap=...) at /build/buildd/digikam-4.0.0/core/libs/database/core/databasecorebackend.cpp:1247
#18 0x00007f0e3ccf7479 in Digikam::DatabaseCoreBackend::execSql (this=this@entry=0x11983c0, sql=..., bindingMap=..., values=values@entry=0x0, lastInsertId=lastInsertId@entry=0x0) at /build/buildd/digikam-4.0.0/core/libs/database/core/databasecorebackend.cpp:945
#19 0x00007f0e3ccf761d in Digikam::DatabaseCoreBackend::execDBAction (this=0x11983c0, action=..., bindingMap=..., values=values@entry=0x0, lastInsertId=lastInsertId@entry=0x0) at /build/buildd/digikam-4.0.0/core/libs/database/core/databasecorebackend.cpp:654
#20 0x00007f0e3c6adeef in Digikam::AlbumDB::deleteTag (this=0x1199870, tagID=tagID@entry=220) at /build/buildd/digikam-4.0.0/core/libs/database/albumdb.cpp:704
#21 0x00000000005b3b60 in Digikam::AlbumManager::deleteTAlbum (this=0x10e7cd0, album=album@entry=0x327fc70, errMsg=...) at /build/buildd/digikam-4.0.0/core/digikam/album/albummanager.cpp:2370
#22 0x0000000000645891 in Digikam::TagModificationHelper::slotTagDelete (this=0x1e3ddf0, t=<optimized out>) at /build/buildd/digikam-4.0.0/core/digikam/tags/tagmodificationhelper.cpp:281
#23 0x0000000000647ba5 in Digikam::TagModificationHelper::qt_static_metacall (_o=0x1e3ddf0, _c=20, _id=75851736, _a=0x7fff24f95020) at /build/buildd/digikam-4.0.0/obj-x86_64-linux-gnu/core/digikam/tagmodificationhelper.moc:94
#24 0x00007f0e3a61087a in QMetaObject::activate (sender=sender@entry=0x3288170, m=m@entry=0x7f0e3a1c4de0 <QAction::staticMetaObject>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x7fff24f95020) at kernel/qobject.cpp:3539
#25 0x00007f0e39714a62 in QAction::triggered (this=this@entry=0x3288170, _t1=false) at .moc/release-shared/moc_qaction.cpp:276
#26 0x00007f0e39716433 in QAction::activate (this=this@entry=0x3288170, event=event@entry=QAction::Trigger) at kernel/qaction.cpp:1257
#27 0x00007f0e39b44509 in QMenuPrivate::activateCausedStack (this=this@entry=0x4579800, causedStack=..., action=action@entry=0x3288170, action_e=action_e@entry=QAction::Trigger, self=self@entry=true) at widgets/qmenu.cpp:1038
#28 0x00007f0e39b48a39 in QMenuPrivate::activateAction (this=0x4579800, action=0x3288170, action_e=action_e@entry=QAction::Trigger, self=self@entry=true) at widgets/qmenu.cpp:1130
#29 0x00007f0e39b4c405 in QMenu::mouseReleaseEvent (this=this@entry=0x7fff24f95fe0, e=e@entry=0x7fff24f95750) at widgets/qmenu.cpp:2372
#30 0x00007f0e3b0fd615 in KMenu::mouseReleaseEvent (this=0x7fff24f95fe0, e=0x7fff24f95750) at ../../kdeui/widgets/kmenu.cpp:464
#31 0x00007f0e3976a51a in QWidget::event (this=this@entry=0x7fff24f95fe0, event=event@entry=0x7fff24f95750) at kernel/qwidget.cpp:8376
#32 0x00007f0e39b4c83b in QMenu::event (this=0x7fff24f95fe0, e=0x7fff24f95750) at widgets/qmenu.cpp:2481
#33 0x00007f0e3971ae2c in QApplicationPrivate::notify_helper (this=this@entry=0xec9b60, receiver=receiver@entry=0x7fff24f95fe0, e=e@entry=0x7fff24f95750) at kernel/qapplication.cpp:4567
#34 0x00007f0e397215dd in QApplication::notify (this=this@entry=0x7fff24f97300, receiver=receiver@entry=0x7fff24f95fe0, e=e@entry=0x7fff24f95750) at kernel/qapplication.cpp:4110
#35 0x00007f0e3b046cca in KApplication::notify (this=0x7fff24f97300, receiver=0x7fff24f95fe0, event=0x7fff24f95750) at ../../kdeui/kernel/kapplication.cpp:311
#36 0x00007f0e3a5fc4dd in QCoreApplication::notifyInternal (this=0x7fff24f97300, receiver=receiver@entry=0x7fff24f95fe0, event=event@entry=0x7fff24f95750) at kernel/qcoreapplication.cpp:953
#37 0x00007f0e39720d93 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#38 QApplicationPrivate::sendMouseEvent (receiver=receiver@entry=0x7fff24f95fe0, event=event@entry=0x7fff24f95750, alienWidget=alienWidget@entry=0x0, nativeWidget=nativeWidget@entry=0x7fff24f95fe0, buttonDown=buttonDown@entry=0x7f0e3a200318 <qt_button_down>, lastMouseReceiver=..., spontaneous=spontaneous@entry=true) at kernel/qapplication.cpp:3178
#39 0x00007f0e39795d1c in QETWidget::translateMouseEvent (this=this@entry=0x7fff24f95fe0, event=event@entry=0x7fff24f95aa0) at kernel/qapplication_x11.cpp:4568
#40 0x00007f0e39795289 in QApplication::x11ProcessEvent (this=0x7fff24f97300, event=event@entry=0x7fff24f95aa0) at kernel/qapplication_x11.cpp:3627
#41 0x00007f0e397bcb32 in x11EventSourceDispatch (s=0xec8ca0, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#42 0x00007f0e3176fe04 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#43 0x00007f0e31770048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#44 0x00007f0e317700ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#45 0x00007f0e3a6297a1 in QEventDispatcherGlib::processEvents (this=0xded8a0, flags=...) at kernel/qeventdispatcher_glib.cpp:434
#46 0x00007f0e397bcbe6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#47 0x00007f0e3a5fb0af in QEventLoop::processEvents (this=this@entry=0x7fff24f95e80, flags=...) at kernel/qeventloop.cpp:149
#48 0x00007f0e3a5fb3a5 in QEventLoop::exec (this=this@entry=0x7fff24f95e80, flags=...) at kernel/qeventloop.cpp:204
#49 0x00007f0e39b4b607 in QMenu::exec (this=0x7fff24f95fe0, p=..., action=action@entry=0x0) at widgets/qmenu.cpp:2125
#50 0x0000000000664c98 in Digikam::ContextMenuHelper::exec (this=this@entry=0x7fff24f95fc0, pos=..., at=at@entry=0x0) at /build/buildd/digikam-4.0.0/core/digikam/utils/contextmenuhelper.cpp:1135
#51 0x0000000000638c7d in Digikam::TagFolderView::contextMenuEvent (this=0x1e3a3b0, event=<optimized out>) at /build/buildd/digikam-4.0.0/core/digikam/tags/tagfolderview.cpp:333
#52 0x00007f0e3976a7e2 in QWidget::event (this=this@entry=0x1e3a3b0, event=event@entry=0x7fff24f966c0) at kernel/qwidget.cpp:8554
#53 0x00007f0e39b0c04e in QFrame::event (this=0x1e3a3b0, e=0x7fff24f966c0) at widgets/qframe.cpp:557
#54 0x00007f0e39c1b633 in QAbstractItemView::viewportEvent (this=this@entry=0x1e3a3b0, event=event@entry=0x7fff24f966c0) at itemviews/qabstractitemview.cpp:1644
#55 0x00007f0e39c5a230 in QTreeView::viewportEvent (this=0x1e3a3b0, event=0x7fff24f966c0) at itemviews/qtreeview.cpp:1252
#56 0x00007f0e3a5fc646 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=this@entry=0xec9b60, receiver=receiver@entry=0x1e3ab10, event=event@entry=0x7fff24f966c0) at kernel/qcoreapplication.cpp:1063
#57 0x00007f0e3971ae0c in QApplicationPrivate::notify_helper (this=this@entry=0xec9b60, receiver=receiver@entry=0x1e3ab10, e=e@entry=0x7fff24f966c0) at kernel/qapplication.cpp:4563
#58 0x00007f0e397221f8 in QApplication::notify (this=this@entry=0x7fff24f97300, receiver=receiver@entry=0x1e3ab10, e=e@entry=0x7fff24f966c0) at kernel/qapplication.cpp:4189
#59 0x00007f0e3b046cca in KApplication::notify (this=0x7fff24f97300, receiver=0x1e3ab10, event=0x7fff24f966c0) at ../../kdeui/kernel/kapplication.cpp:311
#60 0x00007f0e3a5fc4dd in QCoreApplication::notifyInternal (this=0x7fff24f97300, receiver=receiver@entry=0x1e3ab10, event=event@entry=0x7fff24f966c0) at kernel/qcoreapplication.cpp:953
#61 0x00007f0e39795a40 in sendSpontaneousEvent (event=0x7fff24f966c0, receiver=0x1e3ab10) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#62 QETWidget::translateMouseEvent (this=this@entry=0x15bd780, event=event@entry=0x7fff24f96a10) at kernel/qapplication_x11.cpp:4639
#63 0x00007f0e39795289 in QApplication::x11ProcessEvent (this=0x7fff24f97300, event=event@entry=0x7fff24f96a10) at kernel/qapplication_x11.cpp:3627
#64 0x00007f0e397bcb32 in x11EventSourceDispatch (s=0xec8ca0, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#65 0x00007f0e3176fe04 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#66 0x00007f0e31770048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#67 0x00007f0e317700ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#68 0x00007f0e3a6297a1 in QEventDispatcherGlib::processEvents (this=0xded8a0, flags=...) at kernel/qeventdispatcher_glib.cpp:434
#69 0x00007f0e397bcbe6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#70 0x00007f0e3a5fb0af in QEventLoop::processEvents (this=this@entry=0x7fff24f96de0, flags=...) at kernel/qeventloop.cpp:149
#71 0x00007f0e3a5fb3a5 in QEventLoop::exec (this=this@entry=0x7fff24f96de0, flags=...) at kernel/qeventloop.cpp:204
#72 0x00007f0e3a600b79 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1225
#73 0x00007f0e3971937c in QApplication::exec () at kernel/qapplication.cpp:3828
#74 0x00000000004948f0 in main (argc=<optimized out>, argv=<optimized out>) at /build/buildd/digikam-4.0.0/core/digikam/main/main.cpp:236

Possible duplicates by query: bug 358829, bug 358488, bug 358356, bug 358337, bug 356598.

Reported using DrKonqi