Is your plugin hosted on GitHub? Make sure to press the "fetch" button next to the repository field to fetch your plugin's info from GitHub rather than typing it all in.
Repository
Name
Home Page
Short description Adds list capability to the standard acts_as_tree, as well as various movements within the tree.
Description
Description format RDoc MarkDown Textile
License Ruby's Rails' (MIT) GPL LGPL BSD Apache Artistic PublicDomain BSD-type Free-Trial Free-but-Restricted OpenSource Proprietary Shareware Source-available-proprietary Commercial
Category Assets Controllers Internationalization Misc. Enhancements Model Rails Engines Searching and Queries Security Statistics and Logs Testing View Extensions