zeama@Dell-Linux /opt/qcad-3.16.5-pro-linux-x86_64 $ LD_LIBRARY_PATH=. gdb ./qcad-bin
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Lendo símbolos de ./qcad-bin...(no debugging symbols found)...concluído.
(gdb) run
Starting program: /opt/qcad-3.16.5-pro-linux-x86_64/qcad-bin 
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
QCAD version  3.16.5
[New Thread 0x7fffef32e700 (LWP 5911)]
21:07:28: Debug:    RDwgPlugin::init
21:07:28: Debug:    RDxfPlugin::init
21:07:28: Debug:    RHelpPlugin::init
21:07:28: Debug:    RPolygonPlugin::init
21:07:28: Debug:    RProScriptsPlugin::init
21:07:28: Debug:    RTriangulationPlugin::init
[New Thread 0x7fffe4922700 (LWP 5912)]
[New Thread 0x7fff5d1ff700 (LWP 5913)]
21:07:31: Debug:    sourceList:  /home/zeama/Dropbox/QCad_Pro/Bibliotecas,/home/zeama/Dropbox/QCad_Pro/Bibliotecas/Modelos QCad,/opt/qcad-3.16.5-pro-linux-x86_64/libraries/default
21:07:32: Debug:    RPluginBase: postInit:  "DWG"
21:07:32: Debug:    RPluginBase: postInit:  "POLYGON"
21:07:32: Debug:    RPluginBase: postInit:  "PROTOOLS"
21:07:32: Debug:    RPluginBase: postInit:  "TRIANGULATION"
21:07:38: Debug:    dropped global XDATA (no res buf):  "ViewportCenter"

Thread 1 "qcad-bin" received signal SIGSEGV, Segmentation fault.
0x00007ffff426dacd in ?? () from ./libQt5Widgets.so.5
(gdb) bt
#0  0x00007ffff426dacd in ?? () from ./libQt5Widgets.so.5
#1  0x00007ffff426dc97 in ?? () from ./libQt5Widgets.so.5
#2  0x00007ffff423d18b in QTreeView::isIndexHidden(QModelIndex const&) const ()
   from ./libQt5Widgets.so.5
#3  0x00007ffff423e1df in QTreeView::visualRect(QModelIndex const&) const ()
   from ./libQt5Widgets.so.5
#4  0x00007ffff41e86ea in ?? () from ./libQt5Widgets.so.5
#5  0x00007fffef67f593 in ?? () from ./libQt5XcbQpa.so.5
#6  0x00007fffef689d2f in ?? () from ./libQt5XcbQpa.so.5
#7  0x00007fffef68a29b in ?? () from ./libQt5XcbQpa.so.5
#8  0x00007fffef68c8c6 in ?? () from ./libQt5XcbQpa.so.5
#9  0x00007fffef354028 in ?? () from ./libQt5DBus.so.5
#10 0x00007fffef35613e in ?? () from ./libQt5DBus.so.5
#11 0x00007ffff5b403d2 in QObject::event(QEvent*) () from ./libQt5Core.so.5
#12 0x00007ffff3fb04cc in QApplicationPrivate::notify_helper(QObject*, QEvent*)
    () from ./libQt5Widgets.so.5
#13 0x00007ffff3fb5630 in QApplication::notify(QObject*, QEvent*) ()
   from ./libQt5Widgets.so.5
#14 0x00007ffff5b11663 in QCoreApplication::notifyInternal(QObject*, QEvent*)
    () from ./libQt5Core.so.5
#15 0x00007ffff5b138d3 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from ./libQt5Core.so.5
#16 0x00007ffff5b66693 in ?? () from ./libQt5Core.so.5
---Type <return> to continue, or q <return> to quit---
#17 0x0000003f6484a197 in g_main_context_dispatch ()
   from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#18 0x0000003f6484a3f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x0000003f6484a49c in g_main_context_iteration ()
   from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007ffff5b66ae0 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from ./libQt5Core.so.5
#21 0x00007fff63ca29cd in qtscript_QCoreApplication_static_call(QScriptContext*, QScriptEngine*) ()
   from /opt/qcad-3.16.5-pro-linux-x86_64/plugins/script/libqtscript_core.so
#22 0x00007ffff33978d5 in ?? () from ./libQt5Script.so.5
#23 0x00007ffff32b35d8 in ?? () from ./libQt5Script.so.5
#24 0x00007ffff3291190 in ?? () from ./libQt5Script.so.5
#25 0x00007fff64543aaf in ?? ()
#26 0x0000000000000004 in ?? ()
#27 0x00007fffec15b100 in ?? ()
#28 0x00007fff00000021 in ?? ()
#29 0x0000000000000001 in ?? ()
#30 0x00007fff606d8180 in ?? ()
#31 0x00007fff00000002 in ?? ()
#32 0x00007fff5eabbe60 in ?? ()
#33 0x0000000000000000 in ?? ()
(gdb)