Re: [Discuss-gnuradio] Seg fault in gr_filter_design

[Tom Rondeau]

On Wed, Oct 31, 2012 at 1:39 PM, Marcus D. Leech <address@hidden> wrote:
> I was using the fresh-from-git gr_filter_design, and when I went to save the
> results, I got a seg fault.  Here's some backtrace info from GDB:
>
>    from /usr/lib64/libQtGui.so.4
> #24 0x00007f0d9316ef06 in ?? ()
>    from /usr/lib64/python2.7/site-packages/PyQt4/QtGui.so
> #25 0x0000003a18d5d0dc in QCoreApplication::notifyInternal(QObject*,
> QEvent*)
>     () from /usr/lib64/libQtCore.so.4
> #26 0x0000003cc6fbac65 in QApplicationPrivate::sendMouseEvent(QWidget*,
> QMouseEv---Type <return> to continue, or q <return> to quit---
> ent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) ()
>    from /usr/lib64/libQtGui.so.4
> #27 0x0000003cc7039984 in ?? () from /usr/lib64/libQtGui.so.4
> #28 0x0000003cc7037e19 in QApplication::x11ProcessEvent(_XEvent*) ()
>    from /usr/lib64/libQtGui.so.4
> #29 0x0000003cc705faf6 in ?? () from /usr/lib64/libQtGui.so.4
> #30 0x00007f0d93858e33 in g_main_context_dispatch ()
>    from /lib64/libglib-2.0.so.0
> #31 0x00007f0d93859610 in ?? () from /lib64/libglib-2.0.so.0
> #32 0x00007f0d938598ad in g_main_context_iteration ()
>    from /lib64/libglib-2.0.so.0
> #33 0x0000003a18d882cf in
> QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
> () from /usr/lib64/libQtCore.so.4
> #34 0x0000003cc705f7fe in ?? () from /usr/lib64/libQtGui.so.4
> #35 0x0000003a18d5c472 in
> QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from
> /usr/lib64/libQtCore.so.4
> #36 0x0000003a18d5c6bc in
> QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
> /usr/lib64/libQtCore.so.4
> #37 0x0000003a18d60b7b in QCoreApplication::exec() ()
>    from /usr/lib64/libQtCore.so.4
> #38 0x00007f0d9316fc6b in ?? ()
>    from /usr/lib64/python2.7/site-packages/PyQt4/QtGui.so
> #39 0x000000340cae965b in PyEval_EvalFrameEx ()
> ---Type <return> to continue, or q <return> to quit---
>    from /usr/lib64/libpython2.7.so.1.0
> #40 0x000000340caea71d in PyEval_EvalFrameEx ()
>    from /usr/lib64/libpython2.7.so.1.0
> #41 0x000000340caeb04d in PyEval_EvalCodeEx ()
>    from /usr/lib64/libpython2.7.so.1.0
> #42 0x000000340caeb162 in PyEval_EvalCode ()
>    from /usr/lib64/libpython2.7.so.1.0
> #43 0x000000340cb0639c in ?? () from /usr/lib64/libpython2.7.so.1.0
> #44 0x000000340cb071d0 in PyRun_FileExFlags ()
>    from /usr/lib64/libpython2.7.so.1.0
> #45 0x000000340cb07daf in PyRun_SimpleFileExFlags ()
>    from /usr/lib64/libpython2.7.so.1.0
> #46 0x000000340cb198ce in Py_Main () from /usr/lib64/libpython2.7.so.1.0
> #47 0x00000033f2e1ee5d in __libc_start_main () from /lib64/libc.so.6
> #48 0x0000000000400649 in _start ()
>
>
> I'm running Fedora 14 on a x86_64 platform
>
>
> --
> Marcus Leech
> Principal Investigator
> Shirleys Bay Radio Astronomy Consortium
> http://www.sbrac.org

My guess is a problem with an older version of QT. Can you tell me
what version you're running on?

Tom