We are using smokeball integration with our Rails application.
We are using the following auth_host and redirect_url for the authentication step:
AUTH_HOST = datastaging-auth.smokeball.com
REDIRECT_URL = https://example.com/auth/smokeball/callback
along with these, we have the required AUTHORIZATION_KEY, CLIENT_ID and AUTH_URL.
The authentication works fine with Omniauth gem 1.9.2 and the following login page loads:

The authentication breaks with Omniauth gem 2.0.0 and the following error page loads:

We would be obliged if anyone from the community can help us here in understanding the reason behind this issue and can help us resolve this.
Best answer by Ben
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