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[Bug 1433987] Re: [Realtek 0bda:b728] Bluetooth is useless after installed 14.04.2

 

I tried
https://github.com/lwfinger/rtlwifi_new
and
https://github.com/lwfinger/rtl8723au_bt/tree/troy
Now the problem is solved
ubuntu 15.04
RTL8723BE

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https://bugs.launchpad.net/bugs/1433987

Title:
  [Realtek 0bda:b728] Bluetooth is useless after installed 14.04.2

Status in HWE Next:
  Confirmed
Status in linux-lts-utopic package in Ubuntu:
  Confirmed

Bug description:
  CID : 201407-15368 Lenovo E450 (A+A) with 14.04.2 (utopic)
  CID : 201408-15472 Lenovo E555 (A+A) with 14.04.2 (utopic)

  Steps:
  1. Install 14.04.2 on E450 or E555
  2. Navigate to system Setting -> Bluetooth
  3. Try to set up a new device.

  Expected result:
  When searching for devices, there are some BT device listed.

  Actual result:
  System keeping searching devices, but there is no BT device could be searched.

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: linux-image-3.16.0-30-generic 3.16.0-30.40~14.04.1 [modified: boot/vmlinuz-3.16.0-30-generic]
  ProcVersionSignature: Ubuntu 3.16.0-30.40~14.04.1-generic 3.16.7-ckt3
  Uname: Linux 3.16.0-30-generic x86_64
  NonfreeKernelModules: fglrx
  ApportVersion: 2.14.1-0ubuntu3.7
  Architecture: amd64
  CurrentDesktop: Unity
  Date: Thu Mar 19 05:30:41 2015
  InstallationDate: Installed on 2015-03-18 (1 days ago)
  InstallationMedia: Ubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1)
  SourcePackage: linux-lts-utopic
  UpgradeStatus: No upgrade log present (probably fresh install)

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References