Please upgrade to 2.3 here.
The 2.2 and earlier branches are no longer being updated.
This discussion is related to the FileUpload
This plugin enables file uploads (as attachments) to discussions, comments and conversations. Multiple files can be uploaded simultaneously using AJAX.
If your server is configured properly
, a realtime upload progress bar will also be displayed.
Upcoming versions will allow file management from the dashboard, as well as an implementation of thumbnails.