Install libbluetooth3-dbg by entering the following commands in the terminal:
sudo apt update sudo apt install libbluetooth3-dbg
Description:
Library to use the BlueZ Linux Bluetooth stack with debugging symbols
BlueZ is the official Linux Bluetooth protocol stack. It is an Open Source project distributed under GNU General Public License (GPL). . This package contains the debugging symbols.
Homepage: http://www.bluez.org
Version: 5.48-0ubuntu3
Section: debug