Version 13.0 of ExQuilla has now been released. Existing users, who downloaded ExQuilla from this site, should be updated automatically. Users who downloaded from the Mozilla addons site will need to wait a couple of weeks until the review is complete there, or you may download the current revision of ExQuilla from this link:
This version fixes a number of issues that occurred with the 12.0 release, including
- difficulties in reading attachments
- inbox download fails irrecoverably if message type is not recognized
- difficulties with message moves in filters.
This is still however beta quality software. Please report any issues either in the forums, or with a support ticket.
Thanks for trying ExQuilla!