(gdb) run
Starting program: /usr/bin/qgis.bin
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[New Thread 0x7fffc5592700 (LWP 25902)]
[New Thread 0x7fffbffff700 (LWP 25903)]
[New Thread 0x7fffbf3bb700 (LWP 25904)]
[New Thread 0x7fffbebba700 (LWP 25905)]
[New Thread 0x7fffbdfaf700 (LWP 25906)]
Warning: QCss::Parser - Failed to load file  "/style.qss"
[New Thread 0x7fffbd7ae700 (LWP 25908)]
[New Thread 0x7fffbcfad700 (LWP 25909)]
[New Thread 0x7fff67ffd700 (LWP 25910)]
[New Thread 0x7fff677fc700 (LWP 25911)]
[New Thread 0x7fff66dc9700 (LWP 25912)]
Warning: QLayout: Attempting to add QLayout "" to QgsPanelWidgetStack "mWidgetStack", which already has a layout
no active layer!
# EasyCustomLabeling debug trace: plugin loaded at 2016-10-21 11:00:54.986184
[New Thread 0x7fff3b449700 (LWP 25928)]
[New Thread 0x7fff3ac48700 (LWP 25929)]
[New Thread 0x7fff3a447700 (LWP 25930)]
[New Thread 0x7fff39c46700 (LWP 25931)]
[New Thread 0x7fff326c1700 (LWP 25932)]
Warning: Object::connect: No such slot QgsProject::displayMapToolMessage( QString )
[New Thread 0x7fff31ec0700 (LWP 25934)]
layer not editable!

Thread 1 "qgis.bin" received signal SIGSEGV, Segmentation fault.
_int_malloc (av=av@entry=0x7ffff47cab20 <main_arena>, bytes=bytes@entry=136) at malloc.c:3592
3592	malloc.c: Aucun fichier ou dossier de ce type.
(gdb) bt
#0  _int_malloc (av=av@entry=0x7ffff47cab20 <main_arena>, bytes=bytes@entry=136) at malloc.c:3592
#1  0x00007ffff448a5a4 in __GI___libc_malloc (bytes=136) at malloc.c:2914
#2  0x00007ffff4a73e78 in operator new(unsigned long) () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#3  0x00007ffff5c01c02 in QObject::QObject(QObject*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#4  0x00007ffff6291568 in QgsCoordinateTransform::QgsCoordinateTransform (this=0x555555fd20f0)
    at /tmp/buildd/qgis-2.16.3+24xenial/src/core/qgscoordinatetransform.cpp:47
#5  0x00007ffff62c1ce1 in QgsDistanceArea::QgsDistanceArea (this=0x7fffffffb2e8) at /tmp/buildd/qgis-2.16.3+24xenial/src/core/qgsdistancearea.cpp:52
#6  0x00007ffff7715f80 in QgsAttributeEditorContext::QgsAttributeEditorContext (this=0x7fffffffb2d0)
    at /tmp/buildd/qgis-2.16.3+24xenial/src/app/../gui/qgsattributeeditorcontext.h:59
#7  QgsFeatureAction::newDialog (this=this@entry=0x7fffffffb470, cloneFeature=cloneFeature@entry=false)
    at /tmp/buildd/qgis-2.16.3+24xenial/src/app/qgsfeatureaction.cpp:52
#8  0x00007ffff7716742 in QgsFeatureAction::editFeature (this=this@entry=0x7fffffffb470, showModal=showModal@entry=true)
    at /tmp/buildd/qgis-2.16.3+24xenial/src/app/qgsfeatureaction.cpp:113
#9  0x00007ffff764ffa8 in QgisAppInterface::openFeatureForm (this=<optimized out>, vlayer=0x55555ca9af20, f=..., updateFeatureOnly=<optimized out>,
    showModal=<optimized out>) at /tmp/buildd/qgis-2.16.3+24xenial/src/app/qgisappinterface.cpp:632
#10 0x00007fff4dda9b09 in meth_QgisInterface_openFeatureForm (sipSelf=0x7fff4ca662b0, sipArgs=<optimized out>, sipKwds=<optimized out>)
    at /tmp/buildd/qgis-2.16.3+24xenial/debian/build/python/gui/sip_guipart3.cpp:146305
#11 0x00007fff50eb0751 in PyEval_EvalFrameEx () from /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0
#12 0x00007fff50fd901c in PyEval_EvalCodeEx () from /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0
#13 0x00007fff50ea7b89 in PyEval_EvalCode () from /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0
#14 0x00007fff50f15166 in PyRun_StringFlags () from /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0
#15 0x00007fff51381c1d in QgsPythonUtilsImpl::runStringUnsafe (this=<optimized out>, command=..., single=<optimized out>)
    at /tmp/buildd/qgis-2.16.3+24xenial/src/python/qgspythonutilsimpl.cpp:299
#16 0x00007fff513886e6 in QgsPythonUtilsImpl::runString (this=0x555556cbcd80, command=..., msgOnError=..., single=<optimized out>)
    at /tmp/buildd/qgis-2.16.3+24xenial/src/python/qgspythonutilsimpl.cpp:311
#17 0x00007ffff762ce2b in QgsPythonRunnerImpl::runCommand (this=0x555557378e40, command=..., messageOnError=...)
    at /tmp/buildd/qgis-2.16.3+24xenial/src/app/qgisapp.cpp:8733
#18 0x00007ffff64815ac in QgsPythonRunner::run (command=..., messageOnError=...) at /tmp/buildd/qgis-2.16.3+24xenial/src/core/qgspythonrunner.cpp:33
#19 0x00007ffff6261560 in QgsActionManager::runAction (this=this@entry=0x55555b653220, action=..., executePython=executePython@entry=0x0)
    at /tmp/buildd/qgis-2.16.3+24xenial/src/core/qgsactionmanager.cpp:153
#20 0x00007ffff626185b in QgsActionManager::doAction (this=this@entry=0x55555b653220, index=index@entry=1, feat=..., context=...,
    substitutionMap=substitutionMap@entry=0x0) at /tmp/buildd/qgis-2.16.3+24xenial/src/core/qgsactionmanager.cpp:95
#21 0x00007ffff6261b28 in QgsActionManager::doAction (this=0x55555b653220, index=1, feat=..., defaultValueIndex=0)
    at /tmp/buildd/qgis-2.16.3+24xenial/src/core/qgsactionmanager.cpp:72
#22 0x00007fff4f39bf15 in meth_QgsActionManager_doActionFeature (sipSelf=0x7fff3277fcc8, sipArgs=<optimized out>, sipKwds=<optimized out>)
    at /tmp/buildd/qgis-2.16.3+24xenial/debian/build/python/core/sip_corepart3.cpp:153069
#23 0x00007fff50eb0751 in PyEval_EvalFrameEx () from /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0
#24 0x00007fff50fd901c in PyEval_EvalCodeEx () from /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0
#25 0x00007fff50eaecfd in PyEval_EvalFrameEx () from /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0
#26 0x00007fff50fd901c in PyEval_EvalCodeEx () from /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0
#27 0x00007fff50eaecfd in PyEval_EvalFrameEx () from /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0
#28 0x00007fff50fd901c in PyEval_EvalCodeEx () from /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0
#29 0x00007fff50f2f2e0 in ?? () from /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0
#30 0x00007fff50f021e3 in PyObject_Call () from /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0
#31 0x00007fff50f7631c in ?? () from /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0
#32 0x00007fff50f021e3 in PyObject_Call () from /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0
#33 0x00007fff50fd8447 in PyEval_CallObjectWithKeywords () from /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0
#34 0x00007fff50aa4280 in sip_api_invoke_slot_ex () from /usr/lib/python2.7/dist-packages/sip.x86_64-linux-gnu.so
#35 0x00007fff507b0ba2 in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#36 0x00007fff507b0f3d in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#37 0x00007fff507b1b9d in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#38 0x00007ffff5bfb166 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#39 0x00007ffff53217b1 in QComboBox::currentIndexChanged(int) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#40 0x00007ffff532184e in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#41 0x00007ffff5321b06 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#42 0x00007ffff5321d16 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#43 0x00007ffff5bfb010 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#44 0x00007ffff55d2da2 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#45 0x00007ffff531cfaa in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#46 0x00007ffff5be6a76 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#47 0x00007ffff4f2cfbc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#48 0x00007ffff4f340d6 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#49 0x00007ffff625ecab in QgsApplication::notify (this=0x7fffffffdee0, receiver=0x55555cde01d0, event=0x7fffffffd020)
    at /tmp/buildd/qgis-2.16.3+24xenial/src/core/qgsapplication.cpp:281
#50 0x00007ffff5be690d in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#51 0x00007ffff4f336dd in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) ()
   from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#52 0x00007ffff4fb1d7c in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#53 0x00007ffff4fb0c83 in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#54 0x00007ffff4fda542 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#55 0x00007fffed6fb1a7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#56 0x00007fffed6fb400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#57 0x00007fffed6fb4ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#58 0x00007ffff5c172ae in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#59 0x00007ffff4fda616 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#60 0x00007ffff5be518f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#61 0x00007ffff5be54f5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#62 0x00007ffff5beb4b9 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#63 0x000055555555a7db in main (argc=1, argv=<optimized out>) at /tmp/buildd/qgis-2.16.3+24xenial/src/app/main.cpp:1274