were you using mysql or sqlite as the engine? Could be related to https://bugs.launchpad.net/ubuntu/+source/amarok/+bug/58566 if using the sqlite engine (in which case, it's fixed in 1.4.5)
-- Automatic collection rebuilds make system completely unusable for minutes or hours without warning https://launchpad.net/bugs/58716 -- kubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs
