I'm also experiencing the same issue with Apple trackpad and Apple keyboard:
Linux nuc 4.4.0-42-generic #62-Ubuntu SMP Fri Oct 7 23:11:45 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux >From syslog: Oct 21 18:49:06 nuc bluetoothd[732]: GLib: Source ID 2742 was not found when attempting to remove it Oct 21 18:49:36 nuc bluetoothd[732]: Can't get HIDP connection info >From kern.log Oct 21 18:49:40 nuc kernel: [693042.922234] magicmouse 0005:05AC:030E.002A: unknown main item tag 0x0 Oct 21 18:49:40 nuc kernel: [693042.922426] input: jani’s trackpad as /devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9:1.0/bluetooth/hci0/hci0:256/0005:05AC:030E.002A/input/input52 Oct 21 18:49:40 nuc kernel: [693042.922884] magicmouse 0005:05AC:030E.002A: input,hidraw1: BLUETOOTH HID v1.60 Mouse [appsdev’s trackpad] on 00:c2:c6:c5:98:e1 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1385113 Title: hid-generic 0005:099A:0500.0001: unknown main item tag 0x0 To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1385113/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs