Could this error about "Not enough free handles to register service" be relevant?
$ grep ^Nov\ 24\ 16:4.*bluetooth syslog Nov 24 16:44:15 ubuntu-phablet kernel: [ 6.701176]init: bluetooth-touch main process (621) terminated with status 1 Nov 24 16:44:15 ubuntu-phablet bluetoothd[655]: Bluetooth daemon 5.35 Nov 24 16:44:15 ubuntu-phablet bluetoothd[655]: Starting SDP server Nov 24 16:44:15 ubuntu-phablet bluetoothd[655]: Bluetooth management interface 1.10 initialized Nov 24 16:44:17 ubuntu-phablet kernel: [ 8.389612][BT-MOD-INIT][I]do_bluetooth_drv_init:start to do bluetooth driver init normal boot 0 Nov 24 16:44:17 ubuntu-phablet kernel: [ 8.418972][BT-MOD-INIT][I]do_bluetooth_drv_init:finish bluetooth driver init, i_ret:0 Nov 24 16:44:19 ubuntu-phablet bluetoothd[655]: Failed to obtain handles for "Service Changed" characteristic Nov 24 16:44:19 ubuntu-phablet bluetoothd[655]: Not enough free handles to register service Nov 24 16:44:19 ubuntu-phablet bluetoothd[655]: Error adding Link Loss service Nov 24 16:44:19 ubuntu-phablet bluetoothd[655]: Not enough free handles to register service Nov 24 16:44:19 ubuntu-phablet bluetoothd[655]: message repeated 2 times: [ Not enough free handles to register service] Nov 24 16:44:19 ubuntu-phablet bluetoothd[655]: Current Time Service could not be registered Nov 24 16:44:19 ubuntu-phablet bluetoothd[655]: gatt-time-server: Input/output error (5) Nov 24 16:44:19 ubuntu-phablet bluetoothd[655]: Not enough free handles to register service Nov 24 16:44:20 ubuntu-phablet NetworkManager[1355]: <info> Loaded device plugin: /usr/lib/arm-linux-gnueabihf/NetworkManager/libnm-device-plugin-bluetooth.so Nov 24 16:44:19 ubuntu-phablet bluetoothd[655]: Not enough free handles to register service Nov 24 16:44:23 ubuntu-phablet bluetoothd[655]: Endpoint registered: sender=:1.50 path=/MediaEndpoint/A2DPSource Nov 24 16:44:23 ubuntu-phablet bluetoothd[655]: Endpoint registered: sender=:1.50 path=/MediaEndpoint/A2DPSink Nov 24 16:44:30 ubuntu-phablet bluetoothd[655]: Player registered: sender=:1.39 path=/_1_54 -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to bluez in Ubuntu. https://bugs.launchpad.net/bugs/1435040 Title: Ubuntu Phone (BQ E4.5) does not connect to car-bluetooth Status in Canonical System Image: Confirmed Status in bluez package in Ubuntu: Confirmed Status in ubuntu-system-settings package in Ubuntu: Incomplete Bug description: With my FORD Focus Car, pairing does not work. The bluetooth system in the car searches for devices and shows "Aquaris E4.5 Ubuntu Edition" and then prompts me to connect with a 4-digit pin code, but the Ubuntu phone doesn't react at all and after a while the car system says that it failed to connect. image: 20150310-3201c0a KRILIN01A-S15A_BQ_L100EN_2020_150312 OS Build 20 To manage notifications about this bug go to: https://bugs.launchpad.net/canonical-devices-system-image/+bug/1435040/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp