[Okta] Error authorization_request_not_found while attempting to use Okta with openidconnect

Affected version : 8.1.1 & above

Expected behaviour : It should be possible to use Okta provider with openidconnect.

Observed behaviour : Currently, it isn't possible. When attempting to login, the error is :

image

And in the logs we have :

java.lang.IllegalArgumentException: authorizationUri cannot be empty
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