Voici exactement l'erreur :
La configuration de LE-Bose QuietComfort 35 a échoué
lubuntu@lubuntu-allseries:~$ uname -a; lspci -nnk | grep -iA3 net; lsusb; dmesg | grep -i bluetooth; dmesg | grep -i firmware; lsmod | grep bluetooth
Linux lubuntu-allseries 5.4.0-58-generic #64-Ubuntu SMP Wed Dec 9 08:16:25 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
03:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 11)
Subsystem: ASUSTeK Computer Inc. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [1043:859e]
Kernel driver in use: r8169
Kernel modules: r8169
Bus 002 Device 002: ID 8087:8000 Intel Corp.
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 002: ID 8087:8008 Intel Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 006: ID 046d:c52b Logitech, Inc. Unifying Receiver
Bus 003 Device 004: ID 1130:1620 Tenx Technology, Inc. USB AUDIO
Bus 003 Device 007: ID 046d:c077 Logitech, Inc. M105 Optical Mouse
Bus 003 Device 005: ID 046d:c33c Logitech, Inc. CSR8510 A10
Bus 003 Device 003: ID 1a40:0101 Terminus Technology Inc. Hub
Bus 003 Device 008: ID 05e3:0716 Genesys Logic, Inc. USB 2.0 Multislot Card Reader/Writer
Bus 003 Device 002: ID 0a12:0001 Cambridge Silicon Radio, Ltd Bluetooth Dongle (HCI mode)
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
[ 3.244332] Bluetooth: Core ver 2.22
[ 3.244344] Bluetooth: HCI device and connection manager initialized
[ 3.244346] Bluetooth: HCI socket layer initialized
[ 3.244348] Bluetooth: L2CAP socket layer initialized
[ 3.244350] Bluetooth: SCO socket layer initialized
[ 3.664433] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 3.664435] Bluetooth: BNEP filters: protocol multicast
[ 3.664439] Bluetooth: BNEP socket layer initialized
[ 3.740911] Bluetooth: RFCOMM TTY layer initialized
[ 3.740923] Bluetooth: RFCOMM socket layer initialized
[ 3.740927] Bluetooth: RFCOMM ver 1.11
[ 0.129231] Spectre V2 : Enabling Restricted Speculation for firmware calls
[ 0.149289] ACPI: [Firmware Bug]: BIOS _OSI(Linux) query ignored
bluetooth 548864 33 btrtl,btintel,btbcm,bnep,btusb,rfcomm
ecdh_generic 16384 2 bluetooth
lubuntu@lubuntu-allseries:~$
lubuntu@lubuntu-allseries:~$ dpkg -l | grep blue
ii bluedevil 4:5.18.4.1-0ubuntu1 amd64 KDE Bluetooth stack
rc blueman 2.1.2-1ubuntu0.2 amd64 Graphical bluetooth manager
ii bluez 5.53-0ubuntu3 amd64 Bluetooth tools and daemons
ii bluez-cups 5.53-0ubuntu3 amd64 Bluetooth printer driver for CUPS
ii bluez-obexd 5.53-0ubuntu3 amd64 bluez obex daemon
ii gnome-bluetooth 3.34.3-0ubuntu1 amd64 GNOME Bluetooth tools
ii indicator-bluetooth 0.0.6+17.10.20170605-0ubuntu3 amd64 System bluetooth indicator.
ii libbluetooth3:amd64 5.53-0ubuntu3 amd64 Library to use the BlueZ Linux Bluetooth stack
ii libgnome-bluetooth13:amd64 3.34.3-0ubuntu1 amd64 GNOME Bluetooth tools - support library
ii libkf5bluezqt-data 5.68.0-0ubuntu1 all data files for bluez-qt
ii libkf5bluezqt6:amd64 5.68.0-0ubuntu1 amd64 Qt wrapper for bluez
ii pulseaudio-module-bluetooth 1:13.99.1-1ubuntu3.8 amd64 Bluetooth module for PulseAudio sound server
ii qml-module-org-kde-bluezqt:amd64 5.68.0-0ubuntu1 amd64 QML wrapper for bluez
lubuntu@lubuntu-allseries:~$
lubuntu@lubuntu-allseries:~$ rfkill list all
0: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
lubuntu@lubuntu-allseries:~$
lubuntu@lubuntu-allseries:~$ sudo service bluetooth status
[sudo] Mot de passe de lubuntu :
● bluetooth.service - Bluetooth service
Loaded: loaded (/lib/systemd/system/bluetooth.service; enabled; vendor preset: enabled)
Active: active (running) since Wed 2020-12-23 18:58:38 CET; 57min left
Docs: man:bluetoothd(8)
Main PID: 761 (bluetoothd)
Status: "Running"
Tasks: 1 (limit: 19036)
Memory: 3.3M
CGroup: /system.slice/bluetooth.service
└─761 /usr/lib/bluetooth/bluetoothd
déc. 23 18:58:38 lubuntu-allseries systemd[1]: Started Bluetooth service.
déc. 23 18:58:38 lubuntu-allseries bluetoothd[761]: Starting SDP server
déc. 23 18:58:38 lubuntu-allseries bluetoothd[761]: Bluetooth management interface 1.14 initialized
déc. 23 18:58:40 lubuntu-allseries bluetoothd[761]: Endpoint registered: sender=:1.33 path=/MediaEndpoint/A2DPSink/sbc
déc. 23 18:58:40 lubuntu-allseries bluetoothd[761]: Endpoint registered: sender=:1.33 path=/MediaEndpoint/A2DPSource/sbc
déc. 23 18:58:45 lubuntu-allseries bluetoothd[761]: Endpoint unregistered: sender=:1.33 path=/MediaEndpoint/A2DPSink/sbc
déc. 23 18:58:45 lubuntu-allseries bluetoothd[761]: Endpoint unregistered: sender=:1.33 path=/MediaEndpoint/A2DPSource/sbc
déc. 23 18:58:46 lubuntu-allseries bluetoothd[761]: Endpoint registered: sender=:1.57 path=/MediaEndpoint/A2DPSink/sbc
déc. 23 18:58:46 lubuntu-allseries bluetoothd[761]: Endpoint registered: sender=:1.57 path=/MediaEndpoint/A2DPSource/sbc
déc. 23 17:59:16 lubuntu-allseries bluetoothd[761]: No cache for 5B:CB:F6:CD:37:31
lubuntu@lubuntu-allseries:~$