我知道这是重复的重复的重复...但我尝试了我找到的解决方案（关于sudo groupadd rfkill和其他），但它不起作用
所以我将从这个开始
$ bluetoothctl
Agent registered
[bluetooth]# power on
No default controller available
$ sudo systemctl stop bluetooth; sudo /usr/lib/bluetooth/bluetoothd -n -d
bluetoothd[315732]: Bluetooth daemon 5.55
bluetoothd[315732]: src/main.c:parse_config() parsing /etc/bluetooth/main.conf
bluetoothd[315732]: src/main.c:parse_config() Key file does not have key “DiscoverableTimeout” in group “General”
bluetoothd[315732]: src/main.c:parse_config() Key file does not have key “AlwaysPairable” in group “General”
bluetoothd[315732]: src/main.c:parse_config() Key file does not have key “PairableTimeout” in group “General”
bluetoothd[315732]: src/main.c:parse_config() Key file does not have key “Privacy” in group “General”
bluetoothd[315732]: src/main.c:parse_config() Key file does not have key “JustWorksRepairing” in group “General”
bluetoothd[315732]: src/main.c:parse_config() Key file does not have key “TemporaryTimeout” in group “General”
bluetoothd[315732]: src/main.c:parse_config() Key file does not have key “Name” in group “General”
bluetoothd[315732]: src/main.c:parse_config() Key file does not have key “Class” in group “General”
bluetoothd[315732]: src/main.c:parse_config() Key file does not have key “DeviceID” in group “General”
bluetoothd[315732]: src/main.c:parse_config() Key file does not have key “ReverseServiceDiscovery” in group “General”
bluetoothd[315732]: src/main.c:parse_config() Key file does not have key “Cache” in group “GATT”
bluetoothd[315732]: src/main.c:parse_config() Key file does not have key “KeySize” in group “GATT”
bluetoothd[315732]: src/main.c:parse_config() Key file does not have key “ExchangeMTU” in group “GATT”
bluetoothd[315732]: src/main.c:parse_config() Key file does not have key “Channels” in group “GATT”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “BRPageScanType” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “BRPageScanInterval” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “BRPageScanWindow” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “BRInquiryScanType” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “BRInquiryScanInterval” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “BRInquiryScanWindow” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “BRLinkSupervisionTimeout” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “BRPageTimeout” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “BRMinSniffInterval” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “BRMaxSniffInterval” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “LEMinAdvertisementInterval” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “LEMaxAdvertisementInterval” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “LEMultiAdvertisementRotationInterval” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “LEScanIntervalAutoConnect” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “LEScanWindowAutoConnect” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “LEScanIntervalSuspend” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “LEScanWindowSuspend” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “LEScanIntervalDiscovery” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “LEScanWindowDiscovery” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “LEScanIntervalAdvMonitor” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “LEScanWindowAdvMonitor” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “LEScanIntervalConnect” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “LEScanWindowConnect” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “LEMinConnectionInterval” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “LEMaxConnectionInterval” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “LEConnectionLatency” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “LEConnectionSupervisionTimeout” in group “Controller”
bluetoothd[315732]: src/main.c:parse_controller_config() Key file does not have key “LEAutoconnecttimeout” in group “Controller”
bluetoothd[315732]: src/adapter.c:adapter_init() sending read version command
bluetoothd[315732]: Starting SDP server
bluetoothd[315732]: src/sdpd-service.c:register_device_id() Adding device id record for 0002:1d6b:0246:0537
bluetoothd[315732]: src/plugin.c:plugin_init() Loading builtin plugins
bluetoothd[315732]: src/plugin.c:add_plugin() Loading hostname plugin
bluetoothd[315732]: src/plugin.c:add_plugin() Loading wiimote plugin
bluetoothd[315732]: src/plugin.c:add_plugin() Loading autopair plugin
bluetoothd[315732]: src/plugin.c:add_plugin() Loading policy plugin
bluetoothd[315732]: src/plugin.c:add_plugin() Loading a2dp plugin
bluetoothd[315732]: src/plugin.c:add_plugin() Loading avrcp plugin
bluetoothd[315732]: src/plugin.c:add_plugin() Loading network plugin
bluetoothd[315732]: src/plugin.c:add_plugin() Loading input plugin
bluetoothd[315732]: src/plugin.c:add_plugin() Loading hog plugin
bluetoothd[315732]: src/plugin.c:add_plugin() Loading gap plugin
bluetoothd[315732]: src/plugin.c:add_plugin() Loading scanparam plugin
bluetoothd[315732]: src/plugin.c:add_plugin() Loading deviceinfo plugin
bluetoothd[315732]: src/plugin.c:add_plugin() Loading midi plugin
bluetoothd[315732]: src/plugin.c:add_plugin() Loading battery plugin
bluetoothd[315732]: src/plugin.c:plugin_init() Loading plugins /usr/lib/bluetooth/plugins
bluetoothd[315732]: profiles/input/suspend-none.c:suspend_init()
bluetoothd[315732]: profiles/network/manager.c:read_config() Config options: Security=true
bluetoothd[315732]: plugins/hostname.c:read_dmi_fallback() chassis: laptop
bluetoothd[315732]: plugins/hostname.c:read_dmi_fallback() major: 0x01 minor: 0x03
bluetoothd[315732]: src/main.c:main() Entering main loop
bluetoothd[315732]: src/rfkill.c:rfkill_event() RFKILL event idx 0 type 1 op 0 soft 0 hard 0
bluetoothd[315732]: Bluetooth management interface 1.14 initialized
bluetoothd[315732]: src/adapter.c:read_version_complete() sending read supported commands command
bluetoothd[315732]: src/adapter.c:read_version_complete() sending read index list command
bluetoothd[315732]: src/rfkill.c:rfkill_event() RFKILL event idx 1 type 2 op 0 soft 0 hard 0
bluetoothd[315732]: src/rfkill.c:rfkill_event() RFKILL event idx 2 type 1 op 0 soft 0 hard 0
bluetoothd[315732]: src/adapter.c:read_commands_complete() Number of commands: 65
bluetoothd[315732]: src/adapter.c:read_commands_complete() Number of events: 35
bluetoothd[315732]: src/adapter.c:read_commands_complete() enabling kernel-side connection control
bluetoothd[315732]: src/adapter.c:read_index_list_complete() Number of controllers: 0
bluetoothd[315732]: src/profile.c:register_profile() sender :1.966
bluetoothd[315732]: src/profile.c:create_ext() Created "Message Notification"
bluetoothd[315732]: src/profile.c:register_profile() sender :1.966
bluetoothd[315732]: src/profile.c:create_ext() Created "Message Access"
bluetoothd[315732]: src/profile.c:register_profile() sender :1.966
bluetoothd[315732]: src/profile.c:create_ext() Created "Phone Book Access"
bluetoothd[315732]: src/profile.c:register_profile() sender :1.966
bluetoothd[315732]: src/profile.c:create_ext() Created "Synchronization"
bluetoothd[315732]: src/profile.c:register_profile() sender :1.966
bluetoothd[315732]: src/profile.c:create_ext() Created "File Transfer"
bluetoothd[315732]: src/profile.c:register_profile() sender :1.966
bluetoothd[315732]: src/profile.c:create_ext() Created "Object Push"
bluetoothd[315732]: src/profile.c:register_profile() sender :1.966
bluetoothd[315732]: src/profile.c:create_ext() Created ":1.966/org/bluez/obex/00005005_0000_1000_8000_0002ee000001/00005005-0000-1000-8000-0002ee000001"
bluetoothd[315732]: src/agent.c:add_default_agent() Default agent set to :1.5039 /agent
bluetoothd[315732]: src/agent.c:agent_ref() 0x556a11044990: ref=1
bluetoothd[315732]: src/agent.c:register_agent() agent :1.5039
bluetoothd[315732]: src/agent.c:agent_ref() 0x556a1106ea80: ref=1
bluetoothd[315732]: src/agent.c:register_agent() agent :1.962
bluetoothd[315732]: src/agent.c:add_default_agent() Default agent set to :1.962 /modules/bluedevil/Agent
bluetoothd[315732]: src/profile.c:register_profile() sender :1.973
bluetoothd[315732]: src/profile.c:create_ext() Created "Headset Voice gateway"
bluetoothd[315732]: plugins/hostname.c:property_changed() static hostname: user-hostname
bluetoothd[315732]: plugins/hostname.c:property_changed() pretty hostname:
bluetoothd[315732]: plugins/hostname.c:property_changed() chassis: laptop
bluetoothd[315732]: src/profile.c:register_profile() sender :1.973
bluetoothd[315732]: src/profile.c:create_ext() Created "Headset unit"
bluetoothd[315732]: src/agent.c:agent_ref() 0x556a1106d970: ref=1
bluetoothd[315732]: src/agent.c:register_agent() agent :1.1001
bluetoothd[315732]: src/agent.c:add_default_agent() Default agent set to :1.1001 /org/bluez/agent/blueman
$ lsusb | grep -i bluetooth
$ lspci | grep -i bluetooth
$ lshw | grep -i bluetooth
bash: lshw: command not found
$ hwinfo | grep -i bluetooth
E: RFKILL_NAME=asus-bluetooth
E: RFKILL_TYPE=bluetooth
bluetooth 692224 14 rfcomm,bnep,btusb,btrtl,btbcm,btintel, Live 0x0000000000000000
ecdh_generic 16384 1 bluetooth, Live 0x0000000000000000
rfkill 28672 11 bluetooth,asus_wmi,cfg80211, Live 0x0000000000000000
crc16 16384 2 bluetooth,ext4, Live 0x0000000000000000
$ sudo pactl load-module module-bluetooth-discover
Connection failure: Connection refused
pa_context_connect() failed: Connection refused
$ lsmod | grep -i bluetooth
bluetooth 692224 14 btrtl,btintel,btbcm,bnep,btusb,rfcomm
ecdh_generic 16384 1 bluetooth
rfkill 28672 11 asus_wmi,bluetooth,cfg80211
crc16 16384 2 bluetooth,ext4
然后，如果你想让我尝试一些命令或获取一些日志，请告诉我（我真的不知道该提供更多内容，因为一切看起来都很好（ig））（蓝牙曾经在 Windows 上工作；在内核更新之前在 Linux 上工作）几个月前）
答案1
冷启动或/和静电放电