I had the same issue when playing against a friend. I forget which character I was against. Dieing did not fix the issue, I was still unable to use judge. I had been spamming it a lot beforehand.
I've been lurking here for quite some time and decided it's finally time to post something.
I've played brawl- since shortly after it's release. Though it may not be quite as novel as some of the older versions (that feeling in max of "oh, I can kill my opponent from across the stage with this...