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Re: [Discuss-gnuradio] GRC [Errno 13] Permission denied for No GUI graph
From: |
Cinaed Simson |
Subject: |
Re: [Discuss-gnuradio] GRC [Errno 13] Permission denied for No GUI graphs |
Date: |
Thu, 6 Jul 2017 14:48:06 -0700 |
User-agent: |
Mozilla/5.0 (X11; Linux i686; rv:52.0) Gecko/20100101 Thunderbird/52.2.1 |
On 07/06/2017 02:14 PM, Jozef Lošonský wrote:
> Hi, there are no GUI elements and graf generated py file works fine from
> console, but GRC only is unable to execute that already generated file.
Then post the flowgraph and the python code - it's the only way we can
help you.
-- Cinaed
>
> On Jul 6, 2017 11:08 PM, "Cinaed Simson" <address@hidden
> <mailto:address@hidden>> wrote:
>
> On 07/06/2017 12:10 AM, Jozef Lošonský wrote:
> > Hello,
> > my GRC is unable to execute graphs (no GUI elements) when I switch
> > option to No GUI, everything else seems to be working.
>
> The option "No GUI" means no GUI elements, i.e., no graphs.
>
> If you had a graphical element in your flowgraph, GRC should have
> complained and printed an error message in the GRC console when you
> clicked on the button "Generate the flow graph".
>
> In order to generate python code from GRC you have disable the GUI
> elements in the flowgraph in order to generate python code.
>
> > In addition "No
> > GUI" py script (generated by same GRC) is running fine in console
> of the
> > same user which is running GRC what is interesting.
>
> I didn't find other
> > way how to try get more info about issue than run whole GRC under
> strace
> > -ffy and read the strace file.
> > Comparing strace files with working GRC instance on another PC
> @jcorgan
> > did suggest that in execve python is missing.
>
> And most likely the gnuradio software and the required software packages
> needed to run gnuradio on PC @jcorgan are probably missing too.
>
> A working installation of python is one of the perquisite to run
> gnuradio.
>
> >
> > Bad:
> > [pid 2704] execve("/usr/local/bin/", ["", "-e", "/usr/bin/python",
> > "-u", "/home/pi/top_block.py"]...= -1 EACCES (Permission denied)
> > Good:
> > [pid 12112] execve("/usr/bin/python", ["/usr/bin/python", "-u",
> > "/home/loso/top_block.py"], [/* 75 vars */] <unfinished ...>
> >
> > I'm trying to find which env variable or what option am I missing/have
> > wrongly configured in GRC config or somewhere else.
> Based on the content of this post, everything on your machine is working
> correctly.
>
> If you can actually generate an error message using gnuradio - other
> then enclosed operator errors - post the error message, the flowgraph
> and the python code.
>
> >
> > Thank you.
> > Jozef
> >
> >
> >
> > _______________________________________________
> > Discuss-gnuradio mailing list
> > address@hidden <mailto:address@hidden>
> > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
> <https://lists.gnu.org/mailman/listinfo/discuss-gnuradio>
> >
>
>
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>
- [Discuss-gnuradio] GRC [Errno 13] Permission denied for No GUI graphs, Jozef Lošonský, 2017/07/06
- Re: [Discuss-gnuradio] GRC [Errno 13] Permission denied for No GUI graphs, Cinaed Simson, 2017/07/06
- Re: [Discuss-gnuradio] GRC [Errno 13] Permission denied for No GUI graphs, Jozef Lošonský, 2017/07/06
- Re: [Discuss-gnuradio] GRC [Errno 13] Permission denied for No GUI graphs,
Cinaed Simson <=
- Re: [Discuss-gnuradio] GRC [Errno 13] Permission denied for No GUI graphs, Jozef Lošonský, 2017/07/06
- Re: [Discuss-gnuradio] GRC [Errno 13] Permission denied for No GUI graphs, Cinaed Simson, 2017/07/06
- Re: [Discuss-gnuradio] GRC [Errno 13] Permission denied for No GUI graphs, Jozef Lošonský, 2017/07/06
- Re: [Discuss-gnuradio] GRC [Errno 13] Permission denied for No GUI graphs, Cinaed Simson, 2017/07/07
- Re: [Discuss-gnuradio] GRC [Errno 13] Permission denied for No GUI graphs, Jozef Lošonský, 2017/07/09
- Re: [Discuss-gnuradio] GRC [Errno 13] Permission denied for No GUI graphs, Cinaed Simson, 2017/07/09
- Re: [Discuss-gnuradio] GRC [Errno 13] Permission denied for No GUI graphs, Jozef Lošonský, 2017/07/09
- Re: [Discuss-gnuradio] GRC [Errno 13] Permission denied for No GUI graphs, Cinaed Simson, 2017/07/09
- Re: [Discuss-gnuradio] GRC [Errno 13] Permission denied for No GUI graphs, Jozef Lošonský, 2017/07/09