Error after create OAuth

[codebard]

Your situation is the same situation with Petar’s - please check out the below post for solution:

Can't Connect to Patreon

Ok, this is likely a v1 installation vs v2 installation issue. Your site is an old site and therefore was set up with v1 api. This is why it is marked for v1 and the plugin is loading the v1 api class. Hence the error. Setup wizard is set to work with v2 api and v2 clients. That is why you are experiencing this problem. If you dont want to stay with your v1 installation and instead want to move to a v2 installation, a built-in method for this does not exist at this time. The best route is perf…