gr-osmosdr v0.1.x-xxx-xunknown (0.1.5git) gnuradio 3.7.10
built-in source types: file osmosdr fcd rtl rtl_tcp uhd plutosdr miri hackrf bladerf rfspace airspy airspyhf soapy redpitaya
Using PlutoSDR URI = ip:pluto.local
ERROR: Unable to find host: Name or service not known
ERROR: Unable to find host: Name or service not known

FATAL: Unable to create context

Trying to fill up 1 missing channel(s) with null source(s).
This is being done to prevent the application from crashing
due to gnuradio bug #528.

gr::log :INFO: audio source - Audio sink arch: alsa


此帖出自小平头技术问答