我的 Soundcore Life Q30 连接，然后断开连接，然后重新连接，然后重新连接……它一直这样。我尝试移除设备、移除 /var/lib/bluetooth 和 /var/lib/blueman、重新启动、重新安装 bluez-tools 和重新启动蓝牙服务、使用 rfkill 阻止蓝牙，但到目前为止没有任何效果，设备不断重新连接和断开连接。
当我运行时，bluetoothctl scan on我重复获得以下输出：
$ bluetoothctl scan on
[CHG] Device AC:12:2F:EF:A6:D1 Paired: no
[CHG] Device AC:12:2F:EF:A6:D1 Connected: no
[DEL] Device AC:12:2F:EF:A6:D1 Soundcore Life Q30
[NEW] Device AC:12:2F:EF:A6:D1 Soundcore Life Q30
[CHG] Device AC:12:2F:EF:A6:D1 Paired: no
[CHG] Device AC:12:2F:EF:A6:D1 Connected: no
[DEL] Device AC:12:2F:EF:A6:D1 Soundcore Life Q30
[NEW] Device AC:12:2F:EF:A6:D1 Soundcore Life Q30
[CHG] Device AC:12:2F:EF:A6:D1 Paired: no
[CHG] Device AC:12:2F:EF:A6:D1 Connected: no
[DEL] Device AC:12:2F:EF:A6:D1 Soundcore Life Q30
[NEW] Device AC:12:2F:EF:A6:D1 Soundcore Life Q30
[CHG] Device AC:12:2F:EF:A6:D1 Paired: no
[CHG] Device AC:12:2F:EF:A6:D1 Connected: no
[DEL] Device AC:12:2F:EF:A6:D1 Soundcore Life Q30
[NEW] Device AC:12:2F:EF:A6:D1 Soundcore Life Q30
[CHG] Device AC:12:2F:EF:A6:D1 UUIDs: 00001101-0000-1000-8000-00805f9b34fb
[CHG] Device AC:12:2F:EF:A6:D1 UUIDs: 0000110b-0000-1000-8000-00805f9b34fb
[CHG] Device AC:12:2F:EF:A6:D1 UUIDs: 0000110c-0000-1000-8000-00805f9b34fb
[CHG] Device AC:12:2F:EF:A6:D1 UUIDs: 0000110e-0000-1000-8000-00805f9b34fb
[CHG] Device AC:12:2F:EF:A6:D1 UUIDs: 0000111e-0000-1000-8000-00805f9b34fb
[CHG] Device AC:12:2F:EF:A6:D1 UUIDs: 66666666-6666-6666-6666-666666666666
[CHG] Device AC:12:2F:EF:A6:D1 ServicesResolved: yes
[CHG] Device AC:12:2F:EF:A6:D1 Paired: yes
[CHG] Device AC:12:2F:EF:A6:D1 ServicesResolved: no
[CHG] Device AC:12:2F:EF:A6:D1 Paired: no
[CHG] Device AC:12:2F:EF:A6:D1 Connected: no
[DEL] Device AC:12:2F:EF:A6:D1 Soundcore Life Q30
[NEW] Device AC:12:2F:EF:A6:D1 Soundcore Life Q30
[CHG] Device AC:12:2F:EF:A6:D1 Paired: no
[CHG] Device AC:12:2F:EF:A6:D1 Connected: no
[DEL] Device AC:12:2F:EF:A6:D1 Soundcore Life Q30
[NEW] Device AC:12:2F:EF:A6:D1 Soundcore Life Q30
[CHG] Device AC:12:2F:EF:A6:D1 Paired: no
[CHG] Device AC:12:2F:EF:A6:D1 Connected: no
[DEL] Device AC:12:2F:EF:A6:D1 Soundcore Life Q30
[NEW] Device AC:12:2F:EF:A6:D1 Soundcore Life Q30
[CHG] Device AC:12:2F:EF:A6:D1 Paired: no
[CHG] Device AC:12:2F:EF:A6:D1 Connected: no
[DEL] Device AC:12:2F:EF:A6:D1 Soundcore Life Q30
[NEW] Device AC:12:2F:EF:A6:D1 Soundcore Life Q30
[CHG] Device AC:12:2F:EF:A6:D1 Paired: no
[CHG] Device AC:12:2F:EF:A6:D1 Connected: no
[DEL] Device AC:12:2F:EF:A6:D1 Soundcore Life Q30
[NEW] Device AC:12:2F:EF:A6:D1 Soundcore Life Q30
跑步tail -F /var/log/syslog给我带来了以下感受，并且一直重复着：
Oct 25 09:59:13 vrumm /usr/lib/gdm3/gdm-x-session[3114]: blueman-applet 09.59.13 ERROR PluginManager:210 run : Function on_device_property_changed on SerialManager failed
Oct 25 09:59:13 vrumm /usr/lib/gdm3/gdm-x-session[3114]: Traceback (most recent call last):
Oct 25 09:59:13 vrumm /usr/lib/gdm3/gdm-x-session[3114]: File "/usr/lib/python3/dist-packages/blueman/bluez/Base.py", line 97, in get
Oct 25 09:59:13 vrumm /usr/lib/gdm3/gdm-x-session[3114]: prop = self.call_sync(
Oct 25 09:59:13 vrumm /usr/lib/gdm3/gdm-x-session[3114]: gi.repository.GLib.GError: g-dbus-error-quark: GDBus.Error:org.freedesktop.DBus.Error.UnknownObject: Method "Get" with signature "ss" on interface "org.freedesktop.DBus.Properties" doesn't exist
Oct 25 09:59:13 vrumm /usr/lib/gdm3/gdm-x-session[3114]: (41)
Oct 25 09:59:13 vrumm /usr/lib/gdm3/gdm-x-session[3114]: During handling of the above exception, another exception occurred:
Oct 25 09:59:13 vrumm /usr/lib/gdm3/gdm-x-session[3114]: Traceback (most recent call last):
Oct 25 09:59:13 vrumm /usr/lib/gdm3/gdm-x-session[3114]: File "/usr/lib/python3/dist-packages/blueman/main/PluginManager.py", line 207, in run
Oct 25 09:59:13 vrumm /usr/lib/gdm3/gdm-x-session[3114]: ret = getattr(inst, func)(*args, **kwargs)
Oct 25 09:59:13 vrumm /usr/lib/gdm3/gdm-x-session[3114]: File "/usr/lib/python3/dist-packages/blueman/plugins/applet/SerialManager.py", line 52, in on_device_property_changed
Oct 25 09:59:13 vrumm /usr/lib/gdm3/gdm-x-session[3114]: self.terminate_all_scripts(device["Address"])
Oct 25 09:59:13 vrumm /usr/lib/gdm3/gdm-x-session[3114]: File "/usr/lib/python3/dist-packages/blueman/bluez/Base.py", line 139, in __getitem__
Oct 25 09:59:13 vrumm /usr/lib/gdm3/gdm-x-session[3114]: return self.get(key)
Oct 25 09:59:13 vrumm /usr/lib/gdm3/gdm-x-session[3114]: File "/usr/lib/python3/dist-packages/blueman/bluez/Base.py", line 110, in get
Oct 25 09:59:13 vrumm /usr/lib/gdm3/gdm-x-session[3114]: raise parse_dbus_error(e)
Oct 25 09:59:13 vrumm /usr/lib/gdm3/gdm-x-session[3114]: blueman.bluez.errors.BluezDBusException: org.freedesktop.DBus.Error.UnknownObject Method "Get" with signature "ss" on interface "org.freedesktop.DBus.Properties" doesn't exist
Oct 25 09:59:19 vrumm /usr/lib/gdm3/gdm-x-session[3114]: blueman-applet 09.59.19 ERROR PluginManager:210 run : Function on_device_property_changed on SerialManager failed
Oct 25 09:59:19 vrumm /usr/lib/gdm3/gdm-x-session[3114]: Traceback (most recent call last):
Oct 25 09:59:19 vrumm /usr/lib/gdm3/gdm-x-session[3114]: File "/usr/lib/python3/dist-packages/blueman/bluez/Base.py", line 97, in get
Oct 25 09:59:19 vrumm /usr/lib/gdm3/gdm-x-session[3114]: prop = self.call_sync(
Oct 25 09:59:19 vrumm /usr/lib/gdm3/gdm-x-session[3114]: gi.repository.GLib.GError: g-dbus-error-quark: GDBus.Error:org.freedesktop.DBus.Error.UnknownObject: Method "Get" with signature "ss" on interface "org.freedesktop.DBus.Properties" doesn't exist
Oct 25 09:59:19 vrumm /usr/lib/gdm3/gdm-x-session[3114]: (41)
Oct 25 09:59:19 vrumm /usr/lib/gdm3/gdm-x-session[3114]: During handling of the above exception, another exception occurred:
Oct 25 09:59:19 vrumm /usr/lib/gdm3/gdm-x-session[3114]: Traceback (most recent call last):
Oct 25 09:59:19 vrumm /usr/lib/gdm3/gdm-x-session[3114]: File "/usr/lib/python3/dist-packages/blueman/main/PluginManager.py", line 207, in run
Oct 25 09:59:19 vrumm /usr/lib/gdm3/gdm-x-session[3114]: ret = getattr(inst, func)(*args, **kwargs)
Oct 25 09:59:19 vrumm /usr/lib/gdm3/gdm-x-session[3114]: File "/usr/lib/python3/dist-packages/blueman/plugins/applet/SerialManager.py", line 52, in on_device_property_changed
Oct 25 09:59:19 vrumm /usr/lib/gdm3/gdm-x-session[3114]: self.terminate_all_scripts(device["Address"])
Oct 25 09:59:19 vrumm /usr/lib/gdm3/gdm-x-session[3114]: File "/usr/lib/python3/dist-packages/blueman/bluez/Base.py", line 139, in __getitem__
Oct 25 09:59:19 vrumm /usr/lib/gdm3/gdm-x-session[3114]: return self.get(key)
Oct 25 09:59:19 vrumm /usr/lib/gdm3/gdm-x-session[3114]: File "/usr/lib/python3/dist-packages/blueman/bluez/Base.py", line 110, in get
Oct 25 09:59:19 vrumm /usr/lib/gdm3/gdm-x-session[3114]: raise parse_dbus_error(e)
Oct 25 09:59:19 vrumm /usr/lib/gdm3/gdm-x-session[3114]: blueman.bluez.errors.BluezDBusException: org.freedesktop.DBus.Error.UnknownObject Method "Get" with signature "ss" on interface "org.freedesktop.DBus.Properties" doesn't exist
我也尝试过重置我的蓝牙设备并重新启动，但无济于事。
我在使用 Ubuntu 20.04。