I use fabric app for twitter login and using api. My twitter app settings level is read,write (direct messages). I can login with twitter and use api methods.
İf I send new direct messages, it is succesfull.
İf I read direct messages, it is error 93 : This application is not allowed to access or delete your direct messages.
new direct message => post/direct_messageS/new.json
List direct message => get/direct_messages.json