it would be nice if it would just post to facebook without the need for twitter

using samsung galaxy tab... have used it with iscore for a couple of years without issue. I always update - I have version 4.2.706

For some reason my twittercast has stopped working. I reset everything related to it, yet I get this error message: FAILED TO POST TEST MESSAGE TO TWITTER - 403: The request is understood, but it has been refused. AN ACCOMPANYING ERROR MESSAGE WILL EXPLAIN WHY. THIS CODE IS USED WHEN REQUESTS ARE BE...