Thank you, Nate, I had missed that and after changing the option, it works fine now.
JL On Sun, Apr 3, 2016 at 12:39 AM, Nate Temple <[email protected]> wrote: > Hi Jean, > > Did you switch the "Generate Options" option in the properties of the > top_block from WX GUI to QT GUI ? > > - Nate > > > > > On Apr 2, 2016, at 8:52 PM, Jean Luc <[email protected]> wrote: > > > > Hi everyone, > > > > I've just joined the list and I'm trying to execute a flow in GRC on an > RPi3 accessed via a remote desktop connection (I need to run it headless > because I'd like to use it for radio-astronomy with an SDR). The flow is > extremely simple (just an osmocom source and the WX GUI FFT sink, I'm > trying to test the setup before doing anything). > > > > I did pass the first error, by setting > > > > [wxgui] > > style=nongl > > > > in ~/.gnuradio/config.conf but got C++ assertion "m_window" failed at > ../src/gtk/dcclient.cpp(2043) in DoGetSize(): GetSize() doesn't work > without window when running the flow. Googling for it revealed a workaround > 2 years ago (downgrading Python) and another message on this list about the > QT widgets that will replace the WX ones. > > > > So I replaced the WX GUI FFT sink with the QT Frequency Sink and now I > get a different error (and no output): > > > > > > Executing: "/home/pi/top_block.py" > > > > linux; GNU C++ version 4.9.1; Boost_105500; UHD_003.007.003-0-unknown > > > > Using Volk machine: neon_hardfp_orc > > Traceback (most recent call last): > > File "/home/pi/top_block.py", line 139, in <module> > > tb = top_block() > > File "/home/pi/top_block.py", line 63, in __init__ > > self.top_layout.addWidget(self._qtgui_waterfall_sink_x_0_win) > > File "/usr/lib/python2.7/dist-packages/gnuradio/gr/top_block.py", line > 101, in __getattr__ > > return getattr(self._tb, name) > > AttributeError: 'top_block_sptr' object has no attribute 'top_layout' > > > > > > I would appreciate some help here for choosing the recommended way to > approach this (if possible at all). > > > > Many thanks, > > JL > > _______________________________________________ > > Discuss-gnuradio mailing list > > [email protected] > > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > >
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