Couldn't initialize twitch stream

Couldn't initialize twitch stream

This is a error give me minecraft when i don't utiliziaton for some week. (sorry for my english. i'm italian) This is entire process:
[18:21:21] [Client thread/INFO]: Setting user: FranciYT
[18:21:26] [Client thread/INFO]: LWJGL Version: 2.9.1
[18:21:27] [Client thread/INFO]: Reloading ResourceManager: Default
[18:21:28] [Client thread/ERROR]: Couldn't initialize twitch stream

I don't know what I do (This is for all my version)