Overview
This article provides a solution for the following error when creating a new Open ID Connect (OIDC) Enterprise connection:
Something happened while trying to create your connection: ValidationError: “response_modes_supported” and “response_types_supported” are not compatible with front or back channel connections with Auth0
Applies To
- Open ID Connect (OIDC) Connection
Cause
The metadata returned by the target Identity Provider (IdP) indicates it does not support the response_mode and/or response_type used by the OIDC connection.
Solution
Check the target OIDC IdP’s /.well-known/openid-configuration XML metadata to ensure it can support the exact response_type needed for the OIDC Connection and its chosen channel.
This would be:
- “response_type=id_token” for front channel
OR
- “response_type=code” for back channel
The response_type is an indicator of the type of authentication and authorization flow in use: