i have had the same error when creating the collection of mp3 (around 30GB) from my USB HD . Before crashing it complaining about not being able to process some m4v files (Happy Tree Friends podcast files), but I dont know if it is related.
Running Ubuntu Edgy Eft beta and amarok 1.4.3 (built 1 October) ** Attachment added: "Crash report of amarok" http://librarian.launchpad.net/4616032/_usr_lib_amarok_amarokcollectionscanner.1000.crash -- amarokcollectionscanner closed unexpectedly https://launchpad.net/bugs/61188 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs