The same bug for me, when I plug an external microphone (only a microphone with no headphone) on my laptop Lenovo W541 with Ubuntu 16.04.3, my internal speaker stop working. It is very annoying since I have only one jack and my internal microphone does not work with Ubuntu 16.04.3.
The same bug for me, when I plug an external microphone (only a microphone with no headphone) on my laptop Lenovo W541 with Ubuntu 16.04.3, my internal speaker stop working. It is very annoying since I have only one jack and my internal microphone does not work with Ubuntu 16.04.3.