I can't reproduce this problem. If I create a new account and then switch to it, it gets control of the sound device; if I leave sound playing in this user's session, the sound terminates as soon as 'Switch User' is selected again.
Please provide the information requested by Daniel in the previous comment.
I can't reproduce this problem. If I create a new account and then switch to it, it gets control of the sound device; if I leave sound playing in this user's session, the sound terminates as soon as 'Switch User' is selected again.
Please provide the information requested by Daniel in the previous comment.