"Glass" is usually the sound the Mac makes to indicate a hardware issue, usually, memory. You may have a RAM issue. If you have some hardware testing software, I suggest running it. Jon On Sun, Apr 14, 2013 at 3:11 PM, cat <catsoul at thinkplan.org> wrote: > for the past week or so (perhaps longer) I've noticed that the Glass alert > sound goes off throughout the day. > I know for a fact that I have not set *any* alert to the Glass sound > because I find it so annoying. > > No event in console appears to be associated with this sound going off. I > can turn off sound and not use headphones but that's kind of a drag not to > be able to listen to music. > > any clue how to track this thing down. when the Glass sound goes off, I > see *nothing*…no reminder no alert window, nothing visual at all, *JUST* > the glass sound going off. > > thank you for any clues. > > cat > _______________________________________________ > X4U mailing list > X4U at listserver.themacintoshguy.com > http://listserver.themacintoshguy.com/mailman/listinfo/x4u > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://listserver.themacintoshguy.com/pipermail/x4u/attachments/20130414/81d6ae5c/attachment.html>