Bug#993011: pulseaudio-module-bluetooth: no longer detects bluetooth headphones

[Igor Kovalenko]

On Fri, Sep 10, 2021 at 12:37 PM Vincent Lefevre <vincent at vinc17.net> wrote:
> I could eventually solve the problem, which was apparently caused by
> some other Bluetooth audio device. Some details below...
>
> [skip]
>
> What I did first is to upgrade again to pulseaudio 15.0+dfsg1-2, then
> reboot. With my settings, I automatically connect to 7C:96:D2:4E:98:41
> after logging in. As before, I could then connect to the headset with
>
>   bluetoothctl connect 38:18:4C:4B:AC:93
>
> which succeeded, but the headset wasn't recognized by PulseAudio 15.
> I had to disconnect from both devices with 2 "bluetoothctl disconnect"
> commands, then connect to the headset *alone* so that it could get
> recognized by PulseAudio 15.

This looks very much like an issue with bluez side caching of available
device profiles, this was being worked on in subsequent bluez releases.