After testing all workarounds, i wrote a python script to change profile, disconnect, reconnect and set profile to a2dp. it's working/
run it after pair/turning-on the device with python3.5. https://gist.github.com/pylover/d68be364adac5f946887b85e6ed6e7ae#file- a2dp-py -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1577197 Title: Pulseaudio bluez5-util.c: TryAcquire() failed - Operation Not Authorized To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/bluez/+bug/1577197/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs