On 14w34c and above, pressing AltGr+0 to type an @ fires up the Twitch broadcast GUI, even though it is bound to F6 (the default).
Workaround : unbind and rebind F6, or leave it unbound.
Linked issues
is duplicated by
Comments


Closed as Twitch integration will be removed from release 1.9.
Potentially a LWJGL issue.