The sharing bug and others have been resolved. We'll be issuing installers for all platforms in the following hours.
Thanks all for reporting these issues, please let us know if you find new ones with FrostWire 4.21.5
Here's the changelog for 4.21.5
Code:
frostwire (4.21.5) stable; urgency=high
* Fixes newly introduced bug where it would not recursively share the
files in a folder. Thanks File_Girl71.
* Fixes newly introduced bug where it wouldn't correctly display the
title of a file on the Playlist.
* Fixes issue where it would not kill torrent uploads until
the next restart.
* Fixes NPE on HttpFetcher.fetch()
-- FrostWire Team <contact@frostwire.com> Mon, 21 Mar 2011 19:33:12 -0500