Qt GUI: Could not restore geometry: restoreGeometry(self, geometry: Union[QByteArray, bytes, bytearray]): argument 1 has unexpected type 'NoneType' [INFO] [UHD] linux; GNU C++ version 12.3.0; Boost_107400; UHD_4.4.0.0+ds1-4 Traceback (most recent call last): File "/home/sowjanya/Downloads/fm_example.py", line 238, in <module> main() File "/home/sowjanya/Downloads/fm_example.py", line 216, in main tb = top_block_cls() ^^^^^^^^^^^^^^^ File "/home/sowjanya/Downloads/fm_example.py", line 84, in __init__ self.uhd_usrp_source_0 = uhd.usrp_source( ^^^^^^^^^^^^^^^^ RuntimeError: LookupError: KeyError: No devices found for -----> Empty Device Address how to fix this error
How to fix the above error On Thu, 17 Aug 2023 at 21:37, <discuss-gnuradio-requ...@gnu.org> wrote: > Send Discuss-gnuradio mailing list submissions to > discuss-gnuradio@gnu.org > > To subscribe or unsubscribe via the World Wide Web, visit > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > or, via email, send a message with subject or body 'help' to > discuss-gnuradio-requ...@gnu.org > > You can reach the person managing the list at > discuss-gnuradio-ow...@gnu.org > > When replying, please edit your Subject line so it is more specific > than "Re: Contents of Discuss-gnuradio digest..." > > > Today's Topics: > > 1. Using a signal as a parameter in a block? (tom sutherland) > > > ---------------------------------------------------------------------- > > Message: 1 > Date: Thu, 17 Aug 2023 12:59:58 +0000 (UTC) > From: tom sutherland <alphatoz...@yahoo.com> > To: "discuss-gnuradio@gnu.org" <discuss-gnuradio@gnu.org> > Subject: Using a signal as a parameter in a block? > Message-ID: <661605185.819399.1692277198...@mail.yahoo.com> > Content-Type: text/plain; charset="utf-8" > > I want to use the output value of a signal generator as the delay value of > a delay block. Is there a way to pass the output of a signal generator(saw > tooth) to the delay block? I have attached an initial grc file and a > picture of what I want to do. Any help would be appreciated.Thanks...TomPS > Do you know if I need to sign up for any workshops, etc.. at the GNURadio > Conference next month or do I just show up and take a seat? I've already > registered. > > > > > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: < > https://lists.gnu.org/archive/html/discuss-gnuradio/attachments/20230817/353462d6/attachment.htm > > > -------------- next part -------------- > A non-text attachment was scrubbed... > Name: 1692277050668blob.jpg > Type: image/png > Size: 41672 bytes > Desc: not available > URL: < > https://lists.gnu.org/archive/html/discuss-gnuradio/attachments/20230817/353462d6/attachment.png > > > -------------- next part -------------- > A non-text attachment was scrubbed... > Name: rampAsDelayInput.grc > Type: application/octet-stream > Size: 4072 bytes > Desc: not available > URL: < > https://lists.gnu.org/archive/html/discuss-gnuradio/attachments/20230817/353462d6/attachment.obj > > > -------------- next part -------------- > A non-text attachment was scrubbed... > Name: RampAsDelayInput.png > Type: image/png > Size: 30385 bytes > Desc: not available > URL: < > https://lists.gnu.org/archive/html/discuss-gnuradio/attachments/20230817/353462d6/attachment-0001.png > > > > ------------------------------ > > Subject: Digest Footer > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > > ------------------------------ > > End of Discuss-gnuradio Digest, Vol 250, Issue 15 > ************************************************* >
