JL, It seems to me that you inserted a QTgui_waterfall in a WXgui top block.. These cannot be mixed and look for the WX equivalent of the same thing!
Martijn > On 03 Apr 2016, at 05:52, 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 > <https://nuand.com/forums/viewtopic.php?t=3604&p=5820> 2 years ago > (downgrading Python) and another message > <https://lists.gnu.org/archive/html/discuss-gnuradio/2014-06/msg00221.html> > 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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