can't pair bluetooth headphones failed to add device

[alexander krivusha]

can't pair bluetooth headphones failed to add device.
during pairing error in blueman-applet - "Failed to add device".
Adress D8:AF:F1:A9:AF:73
Name RP-HTX80B
Class 0x240404
Adapter /org/bluez/hci0
....

ent.Inhibit" member="Inhibit" mask="send" name="org.freedesktop.PowerManagement" pid=6955 label="snap.chromium.chromium" peer_pid=1984 peer_label="unconfined"
Sep 23 22:29:43 alex-MS-7A37 dbus-daemon[1654]: apparmor="DENIED" operation="dbus_method_call" bus="session" path="/org/freedesktop/PowerManagement/Inhibit" interface="org.freedesktop.PowerManagement.Inhibit" member="Inhibit" mask="send" name="org.freedesktop.PowerManagement" pid=6955 label="snap.chromium.chromium" peer_pid=1984 peer_label="unconfined"
Sep 23 22:30:01 alex-MS-7A37 bluetoothd[67977]: D8:AF:F1:A9:AF:73: error updating services: Connection timed out (110)
Sep 23 22:31:16 alex-MS-7A37 kernel: [ 1830.694799] debugfs: File 'le_min_key_size' in directory 'hci0' already present!
Sep 23 22:31:16 alex-MS-7A37 kernel: [ 1830.694803] debugfs: File 'le_max_key_size' in directory 'hci0' already present!
Sep 23 22:31:16 alex-MS-7A37 kernel: [ 1830.694805] debugfs: File 'force_bredr_smp' in directory 'hci0' already present!
Sep 23 22:32:17 alex-MS-7A37 bluetoothd[67977]: D8:AF:F1:A9:AF:73: error updating services: Connection timed out (110)
Sep 23 22:32:17 alex-MS-7A37 dbus-daemon[1654]: apparmor="DENIED" operation="dbus_method_call" bus="session" path="/org/freedesktop/PowerManagement/Inhibit" interface="org.freedesktop.PowerManagement.Inhibit" member="Inhibit" mask="send" name="org.freedesktop.PowerManagement" pid=6955 label="snap.chromium.chromium" peer_pid=1984 peer_label="unconfined"
Sep 23 22:32:17 alex-MS-7A37 dbus-daemon[1654]: apparmor="DENIED" operation="dbus_method_call" bus="session" path="/org/freedesktop/PowerManagement/Inhibit" interface="org.freedesktop.PowerManagement.Inhibit" member="Inhibit" mask="send" name="org.freedesktop.PowerManagement" pid=6955 label="snap.chromium.chromium" peer_pid=1984 peer_label="unconfined"
Sep 23 22:45:22 alex-MS-7A37 obexd[2078]: Unable to find service record
Sep 23 22:45:39 alex-MS-7A37 bluetoothd[67977]: D8:AF:F1:A9:AF:73: error updating services: Host is down (112)

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: ubiquity (not installed)
ProcVersionSignature: Ubuntu 5.4.0-47.51-generic 5.4.55
Uname: Linux 5.4.0-47-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.11-0ubuntu27.9
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: KDE
Date: Wed Sep 23 22:37:02 2020
InstallCmdLine: file=/cdrom/preseed/kubuntu.seed maybe-ubiquity initrd=/casper/initrd quiet splash --- maybe-ubiquity
InstallationDate: Installed on 2020-09-05 (18 days ago)
InstallationMedia: Kubuntu 20.04.1 LTS "Focal Fossa" - Release amd64 (20200731)
SourcePackage: ubiquity
Symptom: installer
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.