systemctl status bluetooth.service
),bluetoothctl
命令进入蓝牙控制终端,输入 scan
命令时报错:bluetoothctl No default controller available
。blueman-mechanism
或 bluetooth-mesh
服务,会和 bluetooth
服务冲突,从而导致出现这个问题。blueman-mechanism
和 bluetooth-mesh
服务。sudo systemctl disable blueman-mechanism.service
sudo systemctl disable bluetooth-mesh.service