It's been more than a year but is there any news on this? Same problem with:
Microsoft Sculpt Mobile Keyboard The only line that I got from dmesg after turning the keyboard off and on again is: unknown main item tag 0x0 Also, the bluetooth keyboard stops responding when pressing caps lock in the Bluetooth Keyboard or on a usb keyboard -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1341256 Title: Press caps lock on bluetooth keyboard then the keyboard go death To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/bluez/+bug/1341256/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs