Version: 2.1.1 (using KDE 4.3.0) Installed from: Ubuntu Packages In amarok 1.4 it was possible to filter the collection by filename. It doesn't appear to be possible in 2.x yet. It's a very useful feature, please re-implement it.
hrmm. Looks like this is actually a duplicate. *** This bug has been marked as a duplicate of bug 190668 ***