when ever i connect my phone for flashing to xs++ n start doing something like flashing or baking up my phone it gives errer like;

13:01:58| Sorry, your phone is NOT SUPPORTED

13:01:58| Error: Failed to send CSLoader!

13:01:58| FSX Shutdown!

13:02:00| Disconnected... Unplug the phone

13:11:27| Shutting down...


what is this ?
help me out plz