Bitcraze Forums

when used roslaunch bitcraze_lps_estimator dwm_loc_ekf_hover.launch uri:=radio://0/100/2M x:=3 y:=2.3 z:=1 it says :
terminate called after throwing an instance of 'std::runtime_error'
what(): LIBUSB_ERROR_TIMEOUT
[crazyflie_server-12] process has died [pid 12882, exit code -6, cmd /home/sgpl/catkin_ws/devel/lib/crazyflie_driver/crazyflie_server __name:=crazyflie_server __log:=/home/sgpl/.ros/log/d1c923da-6571-11e8-9c35-10bf48e385d6/crazyflie_server-12.log].

Please help me to fix this problem.

Are you sure of the URI and is the radio working when you are connecting with the python client?

yes uri is same and also radio is working we were able to use that with python client.
Also we set the udev permission.
Can there be any other issues?