Fixed! CONTENT TYPE must be: "application/x-www-form-urlencoded" ! 1337.
Thanks to this post: http://groups.google.com/group/twitter-development-talk/browse_thread/thread/2c84b962327f7161/7d5e1fd98644913e?lnk=gst&q=internal+server+error#7d5e1fd98644913e -- Twitter developer documentation and resources: http://dev.twitter.com/doc API updates via Twitter: http://twitter.com/twitterapi Issues/Enhancements Tracker: http://code.google.com/p/twitter-api/issues/list Change your membership to this group: http://groups.google.com/group/twitter-development-talk?hl=en
