[Ktechlab-devel] [KTechLab] [2015-07-08] Automatic crash report generated by DrKonqi

Thu Jul 9 03:27:12 UTC 2015

Application: ktechlab (0.3.6)
KDE Platform Version: 4.13.3
Qt Version: 4.8.6
Operating System: Linux 4.1.1-040101-generic x86_64
Distribution: Ubuntu 14.04.2 LTS

-- Information about the crash:
<In detail, tell us what you were doing  when the application crashed.>
I was attempting to connect from the BCD to 7-Segment Decoder to the 'A'
pin of the 7-Segment display.
The crash can be reproduced every time.

-- Backtrace:
Application: KTechLab (ktechlab), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f5a50bd97c0 (LWP 9308))]

Thread 3 (Thread 0x7f5a3921b700 (LWP 9312)):
#0  0x00007ffef9b27c46 in ?? ()
#1  0x00007f5a4cca7920 in ?? () at kernel/qeventdispatcher_glib.cpp:591
from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007f5a4bc7af00 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#3  0x00000002018411c0 in ?? ()
#4  0x00007f5a34003130 in ?? ()
#5  0x00007f5a3921ac28 in ?? ()
#6  0x00007f5a3921abc0 in ?? ()
#7  0x00007f5a3921ac30 in ?? ()
#8  0x00007f5a4bd7a92d in __GI___clock_gettime (clock_id=<optimized
out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#9  0x00007f5a4cbccad7 in do_gettime (frac=0x7f5a3921ab70,
sec=0x7f5a3921ab68) at tools/qelapsedtimer_unix.cpp:127
#10 qt_gettime () at tools/qelapsedtimer_unix.cpp:144
#11 0x00007f5a4cca8f05 in updateCurrentTime (this=0x1) at
kernel/qeventdispatcher_unix.cpp:354
#12 QTimerInfoList::timerWait (this=0x1, tm=...) at
kernel/qeventdispatcher_unix.cpp:460
#13 0x00007f5a4cca767c in timerSourcePrepareHelper (src=<optimized out>,
timeout=0x7f5a3921ac24) at kernel/qeventdispatcher_glib.cpp:143
#14 0x00007f5a4cca7725 in timerSourcePrepare (source=<optimized out>,
timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:176
#15 0x00007f5a4a0a268d in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#16 0x00007f5a4a0a2f03 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#17 0x00007f5a4a0a30ec in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#18 0x00007f5a4cca77be in QEventDispatcherGlib::processEvents
(this=0x7f5a340008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#19 0x00007f5a4cc790af in QEventLoop::processEvents
(this=this at entry=0x7f5a3921ade0, flags=...) at kernel/qeventloop.cpp:149
#20 0x00007f5a4cc793a5 in QEventLoop::exec
(this=this at entry=0x7f5a3921ade0, flags=...) at kernel/qeventloop.cpp:204
#21 0x00007f5a4cb75c5f in QThread::exec (this=this at entry=0x1ed96d0) at
thread/qthread.cpp:537
#22 0x00007f5a4cc5a823 in QInotifyFileSystemWatcherEngine::run
(this=0x1ed96d0) at io/qfilesystemwatcher_inotify.cpp:265
#23 0x00007f5a4cb7832f in QThreadPrivate::start (arg=0x1ed96d0) at
thread/qthread_unix.cpp:349
#24 0x00007f5a4a36a182 in start_thread (arg=0x7f5a3921b700) at
pthread_create.c:312
#25 0x00007f5a4bd6c47d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f5a33637700 (LWP 9323)):
#0  0x00007ffef9b27c46 in ?? ()
#1  0x00007f5a4cca7920 in ?? () at kernel/qeventdispatcher_glib.cpp:591
from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007f5a4cb6e244 in qWarning (msg=<optimized out>) at
global/qglobal.cpp:2511
#3  0x00007f5a4a0a268d in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f5a4a0a2f03 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f5a4a0a30ec in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f5a4cca77be in QEventDispatcherGlib::processEvents
(this=0x7f5a2c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#7  0x00007f5a4cc790af in QEventLoop::processEvents
(this=this at entry=0x7f5a33636de0, flags=...) at kernel/qeventloop.cpp:149
#8  0x00007f5a4cc793a5 in QEventLoop::exec
(this=this at entry=0x7f5a33636de0, flags=...) at kernel/qeventloop.cpp:204
#9  0x00007f5a4cb75c5f in QThread::exec (this=this at entry=0x2471f60) at
thread/qthread.cpp:537
#10 0x00007f5a4cc5a823 in QInotifyFileSystemWatcherEngine::run
(this=0x2471f60) at io/qfilesystemwatcher_inotify.cpp:265
#11 0x00007f5a4cb7832f in QThreadPrivate::start (arg=0x2471f60) at
thread/qthread_unix.cpp:349
#12 0x00007f5a4a36a182 in start_thread (arg=0x7f5a33637700) at
pthread_create.c:312
#13 0x00007f5a4bd6c47d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f5a50bd97c0 (LWP 9308)):
[KCrash Handler]
#6  Pin::currentIsKnown (this=this at entry=0x20) at
/home/tommy/Downloads/ktechlab-0.3-port-0.3.8-kde4-v1/src/electronics/pin.h:110
#7  0x0000000000519248 in Wire::calculateCurrent (this=0x247a3e0) at
/home/tommy/Downloads/ktechlab-0.3-port-0.3.8-kde4-v1/src/electronics/wire.cpp:38
#8  0x000000000051e5ca in CircuitDocument::calculateConnectorCurrents
(this=0x24e1330) at
/home/tommy/Downloads/ktechlab-0.3-port-0.3.8-kde4-v1/src/electronics/circuitdocument.cpp:423
#9  0x0000000000489854 in CanvasTip::updateVI (this=0x20,
this at entry=0x2607ca0) at
/home/tommy/Downloads/ktechlab-0.3-port-0.3.8-kde4-v1/src/itemdocument.cpp:1173
#10 0x000000000048c129 in CanvasTip::displayVI
(this=this at entry=0x2607ca0, node=0x24cb970, pos=...) at
/home/tommy/Downloads/ktechlab-0.3-port-0.3.8-kde4-v1/src/itemdocument.cpp:1123
#11 0x000000000048791f in ItemView::updateStatus (this=0x24a0a60) at
/home/tommy/Downloads/ktechlab-0.3-port-0.3.8-kde4-v1/src/itemview.cpp:637
#12 0x00007f5a4cc8e87a in QMetaObject::activate (sender=0x248c800,
m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at
kernel/qobject.cpp:3539
#13 0x00007f5a4cc92a31 in QObject::event (this=0x248c800, e=<optimized
out>) at kernel/qobject.cpp:1156
#14 0x00007f5a4de3ce2c in QApplicationPrivate::notify_helper
(this=this at entry=0x18734a0, receiver=receiver at entry=0x248c800,
e=e at entry=0x7ffef9b09910) at kernel/qapplication.cpp:4567
#15 0x00007f5a4de434a0 in QApplication::notify
(this=this at entry=0x7ffef9b0a3f0, receiver=receiver at entry=0x248c800,
e=e at entry=0x7ffef9b09910) at kernel/qapplication.cpp:4353
#16 0x00007f5a4eb47d1a in KApplication::notify (this=0x7ffef9b0a3f0,
receiver=0x248c800, event=0x7ffef9b09910) at
../../kdeui/kernel/kapplication.cpp:311
#17 0x00007f5a4cc7a4dd in QCoreApplication::notifyInternal
(this=0x7ffef9b0a3f0, receiver=0x248c800, event=0x7ffef9b09910) at
kernel/qcoreapplication.cpp:953
#18 0x00007f5a4ccaa323 in sendEvent (event=<optimized out>,
receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#19 QTimerInfoList::activateTimers (this=0x1877a20) at
kernel/qeventdispatcher_unix.cpp:621
#20 0x00007f5a4cca75f1 in timerSourceDispatch (source=<optimized out>)
at kernel/qeventdispatcher_glib.cpp:193
#21 0x00007f5a4a0a2e04 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f5a4a0a3048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007f5a4a0a30ec in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007f5a4cca77a1 in QEventDispatcherGlib::processEvents
(this=0x1837af0, flags=...) at kernel/qeventdispatcher_glib.cpp:434
#25 0x00007f5a4dedebe6 in QGuiEventDispatcherGlib::processEvents
(this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#26 0x00007f5a4cc7e0ba in QCoreApplication::processEvents (flags=...,
maxtime=maxtime at entry=300) at kernel/qcoreapplication.cpp:1168
#27 0x000000000049ae5f in ICNDocument::rerouteInvalidatedConnectors
(this=0x24e1330) at
/home/tommy/Downloads/ktechlab-0.3-port-0.3.8-kde4-v1/src/icndocument.cpp:693
#28 0x00007f5a4cc8e87a in QMetaObject::activate (sender=0x259be80,
m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at
kernel/qobject.cpp:3539
#29 0x00007f5a4cc92a31 in QObject::event (this=0x259be80, e=<optimized
out>) at kernel/qobject.cpp:1156
#30 0x00007f5a4de3ce2c in QApplicationPrivate::notify_helper
(this=this at entry=0x18734a0, receiver=receiver at entry=0x259be80,
e=e at entry=0x7ffef9b0a080) at kernel/qapplication.cpp:4567
#31 0x00007f5a4de434a0 in QApplication::notify
(this=this at entry=0x7ffef9b0a3f0, receiver=receiver at entry=0x259be80,
e=e at entry=0x7ffef9b0a080) at kernel/qapplication.cpp:4353
#32 0x00007f5a4eb47d1a in KApplication::notify (this=0x7ffef9b0a3f0,
receiver=0x259be80, event=0x7ffef9b0a080) at
../../kdeui/kernel/kapplication.cpp:311
#33 0x00007f5a4cc7a4dd in QCoreApplication::notifyInternal
(this=0x7ffef9b0a3f0, receiver=0x259be80, event=0x7ffef9b0a080) at
kernel/qcoreapplication.cpp:953
#34 0x00007f5a4ccaa323 in sendEvent (event=<optimized out>,
receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#35 QTimerInfoList::activateTimers (this=0x1877a20) at
kernel/qeventdispatcher_unix.cpp:621
#36 0x00007f5a4cca75f1 in timerSourceDispatch (source=<optimized out>)
at kernel/qeventdispatcher_glib.cpp:193
#37 0x00007f5a4a0a2e04 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#38 0x00007f5a4a0a3048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007f5a4a0a30ec in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#40 0x00007f5a4cca77a1 in QEventDispatcherGlib::processEvents
(this=0x1837af0, flags=...) at kernel/qeventdispatcher_glib.cpp:434
#41 0x00007f5a4dedebe6 in QGuiEventDispatcherGlib::processEvents
(this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#42 0x00007f5a4cc790af in QEventLoop::processEvents
(this=this at entry=0x7ffef9b0a2f0, flags=...) at kernel/qeventloop.cpp:149
#43 0x00007f5a4cc793a5 in QEventLoop::exec
(this=this at entry=0x7ffef9b0a2f0, flags=...) at kernel/qeventloop.cpp:204
#44 0x00007f5a4cc7eb79 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1225
#45 0x00007f5a4de3b37c in QApplication::exec () at
kernel/qapplication.cpp:3828
#46 0x000000000043532d in main (argc=<optimized out>, argv=<optimized
out>) at
/home/tommy/Downloads/ktechlab-0.3-port-0.3.8-kde4-v1/src/core/main.cpp:70

-- 
"A government for protecting business only is but a carcass
and soon fails by its own corruption and decay."
-- Amos Bronson Alcott (1799-1888), Transcendentalist, writer
and philosopher.
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