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Re: [Discuss-gnuradio] WX GUI FFT Sink error

From: Marcus D. Leech
Subject: Re: [Discuss-gnuradio] WX GUI FFT Sink error
Date: Tue, 15 May 2012 20:36:55 -0400
User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv: Gecko/20111108 Fedora/3.1.16-1.fc14 Thunderbird/3.1.16

Hello List;


While checking my flow-graph I discovered the following problem with the “WX GUI FFT Sink” in



When the flow graph is running and you try to check the “Persistance” box you get the following error:

I've seen that as well, and as far as I know, it has to do with something deep in the bowels of OpenGL, and not directly related to
  Gnu Radio specifically--it's just that our "stuff" provokes it.

I've noticed that as well, have for years.  So, I just don't use persistence.

Marcus Leech
Principal Investigator
Shirleys Bay Radio Astronomy Consortium

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