On Mon, Jun 29, 2015 at 5:10 PM, Garey, Marshall Owen <[email protected]> wrote:
> Hi all, > I'm new to GNU Radio and relatively new to Linux. I'm using UHD v3.8.4 for > a USRP N210 on Ubuntu 14.04 LTS and wanted to begin using GNU Radio with > UHD. I followed the install guide for installing UHD and GNU Radio from > source (I installed GNU v3.7.7 from github). I did have to export > PYTHONPATH and LD_LIBRARY_PATH environment variables and added those export > statements to bashrc so that I could run grc. I verified that grc opens > with gnuradio-companion. When trying to run uhd_fft, I get the error "Error > importing GNU Radio's wxgui. Please make sure gr-wxgui is installed." I > investigated this further and discovered that this was a known bug for GNU > Radio v3.7.2, but was fixed in 3.7.3. I looked through several threads, > including the following: > https://nuand.com/forums/viewtopic.php?f=4&t=3502 > They suggested looking to ensure wxgui was actually installed, and if so, > then I may have misconfigured some library path or python path. I looked > for wxgui on my computer and found the source/python files in the git repo > on my computer, but nowhere in any install directory. I reran sudo make > install from the build directory of my gnuradio repo and sent the output to > a log file, which I have attached. Looking through the log file, I see > plenty of wxgui xml and html files in the install directories, but no > record of adding any python files to the install directories. > > I'm honestly not sure what I'm doing wrong, but I'm sure it is a beginner > mistake. I suspect it may have a something to do with a problem I > encountered during installation and was unable to fix: although when > running make all the source files built successfully, when running > make-test I encountered one error: > > 194 - qa_zeromq_pub (Failed) > > I reran make test and printed the log to a file I called ctest_log_file. > Here is part of the output: > > 194/197 Test #194: qa_zeromq_pub ........................***Failed 0.19 > sec > E > ====================================================================== > ERROR: test_001 (__main__.qa_zeromq_pub) > ---------------------------------------------------------------------- > Traceback (most recent call last): > File > "/home/prometheus/gnuradio_workspace/gnuradio/gr-zeromq/python/zeromq/qa_zeromq_pub.py", > line 47, in test_001 > self.assertFloatTuplesAlmostEqual(self.rx_data, src_data) > File > "/home/prometheus/gnuradio_workspace/gnuradio/gnuradio-runtime/python/gnuradio/gr_unittest.py", > line 88, in assertFloatTuplesAlmostEqual > self.assertEqual (len(a), len(b)) > TypeError: object of type 'NoneType' has no len() > > ---------------------------------------------------------------------- > Ran 1 test in 0.003s > > FAILED (errors=1) > > Do any of you have ideas of what I did wrong? What more can I do to find > the problem? I appreciate your help very much. > Regards, > Marshall > Marshall, The ZMQ QA tests have been a bit flaky since they were introduced, and seem to particularly hit Ubuntu 14.04. I recommend ignoring them and moving on -- this will have nothing to do with WXGUI. Tom
_______________________________________________ Discuss-gnuradio mailing list [email protected] https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
