Re: [Discuss-gnuradio] uhd_fft segfault

2015-02-17 Thread Ergeerts Glenn
i have libusb-1.0-0-dev version 1.0.17-1ubuntu2 installed. However, doing ldd on libuhd.so showed that /usr/local/lib/libusb-1.0.so.0 was used instead of the version from /usr/lib/ . I'm not sure how it came there, i suspect from a PPA package i tried installing before reverting to pybombs. After

Re: [Discuss-gnuradio] uhd_fft segfault

2015-02-17 Thread Marcus D. Leech
On 02/17/2015 09:35 AM, Tom Rondeau wrote: On Tue, Feb 17, 2015 at 6:04 AM, Ergeerts Glenn mailto:glenn.ergee...@uantwerpen.be>> wrote: glxgears shows 60 fps (using binary nvidia driver). just to be complete: i had a linker error first when building gnuradio using pybombs, which i

Re: [Discuss-gnuradio] uhd_fft segfault

2015-02-17 Thread Tom Rondeau
On Tue, Feb 17, 2015 at 6:04 AM, Ergeerts Glenn < glenn.ergee...@uantwerpen.be> wrote: > glxgears shows 60 fps (using binary nvidia driver). > > just to be complete: i had a linker error first when building gnuradio > using pybombs, which i didn't yet mention. > The output is shown below. It seeme

Re: [Discuss-gnuradio] uhd_fft segfault

2015-02-17 Thread Ergeerts Glenn
glxgears shows 60 fps (using binary nvidia driver). just to be complete: i had a linker error first when building gnuradio using pybombs, which i didn't yet mention. The output is shown below. It seemed not critical to me since it happens when linking an example. I 'solved' it by commenting the

Re: [Discuss-gnuradio] uhd_fft segfault

2015-02-16 Thread Richard Bell
I once had an OpenGL issue mess with uhd_fft. If you run 'glxgears' from a terminal does it work and do you get a normal frame rate (30+ fps, I get up to 60). My fix was installing proper video card drivers. Just a thought. Rich Sent from my iPhone > On Feb 16, 2015, at 12:48 PM, Ergeerts Gle

Re: [Discuss-gnuradio] uhd_fft segfault

2015-02-16 Thread Ergeerts Glenn
yes i did, "pybombs list" shows this: gnuradioinstalled inventory fc7861ac029a4297df5a0b1159cb07f922670054 git://http://www.gnuradio.org/git/gnuradio.git uhdinstalled inventory 7d97ab60012b99ed92fb122a3a68d68515a404fa git://https://github.com/

Re: [Discuss-gnuradio] uhd_fft segfault

2015-02-16 Thread Martin Braun
Those swig traces are hard to parse, but you might have to rebuild GNU Radio against the current UHD build. Did you install both via Pybombs? M On 02/16/2015 09:09 PM, Ergeerts Glenn wrote: > Hi, > > I'm new to SDR and gnuradio and trying to get started with an USRP B200 > and gnuradio on ubunt