By the way, if it happens again I will try the test Kamus suggested to Pete in the messages above -- I will try playing other media in other ways, such as opening a video with Totem, etc. and make sure system sound and other media players are working. But I will have to wait until (if) the problem happens again.
By the way, if it happens again I will try the test Kamus suggested to Pete in the messages above -- I will try playing other media in other ways, such as opening a video with Totem, etc. and make sure system sound and other media players are working. But I will have to wait until (if) the problem happens again.