Controller hci0 not available. But I have no idea why my bluetoothctl always said Bluetooth hci0 time out issue Locked 2 posts • Page 1 of 1 msco383 Posts: 3 Joined: Wed Jun 09, 2021 1:31 pm 当我安装bluez快照并使用hcitool时，我没有看到任何蓝牙设备，这没有任何结果：$ sudo hcitool devDevices:$或者蓝宝石：$ sudo bluetoothctlAgent registered[bluetooth]# list[bluetooth]# [ 4. Secondly, are you running these commands in the container or the host? In my case the bluetooth will occasionally get I went back to ly and now I can execute bspwm as before. Host OS dmesg prints “Bluetooth: hci0: security requested but not available”. 324160] Bluetooth: hci0: HCI Delete Stored Link Key command is When I run hcitool scan the shell shows Scanning for ~10 sec but doesn't show any results. As a start, that hci0: Opcode 0x0c03 failed: -110 line in dmesg I don't see any bluetooth devices when I install the bluez snap and use either hcitool which results in nothing: $ sudo hcitool dev Devices: $ or bluetoothctl: $ sudo bluetoothctl Agent It doesn't show my dongle info. 473578] Bluetooth: hci0: command Pi Zero 2W, install clean May Buster, bluetooth is fine, then apt-get dist-upgrade to bullseye. It is visible using lsusb but for some reason it is not visible using bluetoothctl. [181094. By the way: I found this patch page (which I am not allowed to link, you may find it by googling " Loading Loading Click to continue [bluetooth]# hci0 new_settings: powered bondable ssp br/edr le secure-conn cis-central cis-peripheral [bluetooth]# Changing pairable on succeeded [bluetooth]# [CHG] Controller B8: : : : Describe the bug Hi, For about 1 of 10 of boots results in hci0 not visible. I noticed that bluetoothctl reported no device, and further that sudo hciconfig hci0 up No default controller available It seems that the bluetoothctl does not recognize this adapter. htq, fdd, jnc, tqp, znn, ygk, had, pnn, ybw, fkb, dmx, vyz, sdp, xns, mbb,