This symptom should be resolved in karmic when rtkit is usabled (waiting on merge of FIFO linux patch). In the meantime, one can modify /etc/security/limits.conf (add the rt-relevant bits; see the ubuntu studio site).
** Changed in: pulseaudio (Ubuntu) Status: In Progress => Fix Committed -- Crackling noise after update to pulseaudio https://bugs.launchpad.net/bugs/301755 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