Devrig setup issue!

[BarryCarlyon]

Just use the native rig instead.

A New Direction for the Twitch Developer Rig

Today (January 17, 2019), we’re announcing the steps we’re taking to improve the way we build and deliver the Developer Rig. Our mission is to help developers build the best Extensions possible, and we believe we can better serve our customers by taking development fully in-house and moving the Developer Rig to a closed source model. The immediate outcome of this strategic decision is the native Developer Rig, which is currently in beta. The native Rig combines a number of technical, UI, and usa…

The rig you are currently using is essentially discontinued