On Wed, Dec 22, 2010 at 7:13 PM, lishan_wh <[email protected]> wrote: > Tom, > I use Ubuntu 9.04 and QWT-5.0.2. > Thank you! > Ally
Strange, I'm able to run this example on an Ubuntu 8.04 running QWT-5.0.2, QT 4.3.4, and GNU Radio v. 3.3.0. Are you sure you don't have multiple installations of QT4, QWT, or GNU Radio anywhere? Tom > At 2010-12-22 22:55:41，"Tom Rondeau" <[email protected]> wrote: >>2010/12/22 lishan_wh <[email protected]>: >>> I tried the code of 'Tutorial - Using the QT GUI Blocks in GNU Radio', but >>> error occurred. >>> >>> Traceback (most recent call last): >>> File "qt_basics.py", line 4, in <module> >>> from gnuradio.qtgui import qtgui >>> File >>> "/opt/gnuradio/3.3.0/lib/python2.6/site-packages/gnuradio/qtgui/qtgui.py", >>> line 6, in <module> >>> import _qtgui >>> ImportError: /opt/gnuradio/3.3.0/lib/libgnuradio-qtgui-3.3.0.so.0: undefined >>> symbol: _ZN9QwtPicker5resetEv >>> >>> Who can tell me what is the problem? Thank you! >> >>What version of QWT are you using? What's your OS? >> >>Tom > > _______________________________________________ Discuss-gnuradio mailing list [email protected] http://lists.gnu.org/mailman/listinfo/discuss-gnuradio
