(hello,i have un probleme sur gnu radio et hackrf) --Warning: failed to XInitThreads()
gr-osmosdr 0.2.0.0 (0.2.0) gnuradio 3.10.1.1
built-in sink types: uhd hackrf bladerf soapy redpitaya freesrp file
[INFO] [UHD] linux; GNU C++ version 11.2.0; Boost_107400; UHD_4.1.0.5-3
libusb: warning [libusb_exit] device 2.2 still referenced
libusb: warning [libusb_exit] device 2.1 still referenced
libusb: warning [libusb_exit] device 6.1 still referenced
libusb: warning [libusb_exit] device 5.2 still referenced
libusb: warning [libusb_exit] device 5.1 still referenced
libusb: warning [libusb_exit] device 1.2 still referenced
libusb: warning [libusb_exit] device 1.1 still referenced
libusb: warning [libusb_exit] device 4.1 still referenced
libusb: warning [libusb_exit] device 3.12 still referenced
libusb: warning [libusb_exit] device 3.4 still referenced
libusb: warning [libusb_exit] device 3.2 still referenced
libusb: warning [libusb_exit] device 3.3 still referenced
libusb: warning [libusb_exit] device 3.1 still referenced
Using HackRF One with firmware v1.5.4
U
>>> Done (return code -9)
why ? please. thanks.

Hello and welcome to LQ.

This may be what is causing it?? https://github.com/libusb/libusb/issues/988

Try to get a translated version of your questions to post on LQ.