Interestingly enough I also had this problem. But when I installed the http://flashblock.mozdev.org/ extension on firefox, I no longer had the issue. Something to do with not permitting everything to auto load, and allowing me to one by one click flash I wanted to see blocked the issue.
This is not a fix, but a good bandaid for those who want to use it + pulseaudio. -- [hardy] flash plugin can't play videos at all then other program is using audio device https://bugs.launchpad.net/bugs/196470 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs