Confluence OIDC KAFE 연동 에러

# tail -f wiki_home/_data/logs/atlassian-confluence.log
...
2024-05-23 21:16:16,744 ERROR [http-nio-8090-exec-98] [impl.web.filter.ErrorHandlingFilter] logException [UUID: 633d5caa-7a3b-4e1e-981a-aff94cf1c25b] Error when fetching authorization response. Error: {\"error\":\"unauthorized_client\"}
 -- url: /plugins/servlet/oidc/callback | userName: anonymous | referer: https://YOUR_WIKI_DOMAIN/ | traceId: 0a499c917ec23e6b
com.atlassian.plugins.authentication.impl.web.usercontext.AuthenticationFailedException: Error when fetching authorization response. Error: {"error":"unauthorized_client"}
        at com.atlassian.plugins.authentication.impl.web.oidc.OidcConsumerServlet.toException(OidcConsumerServlet.java:269)
        at com.atlassian.plugins.authentication.impl.web.oidc.OidcConsumerServlet.parseResponse(OidcConsumerServlet.java:176)
        at com.atlassian.plugins.authentication.impl.web.oidc.OidcConsumerServlet.doGet(OidcConsumerServlet.java:111)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:529)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:623)

https://YOUR_WIKI_DOMAIN/plugins/servlet/oidc/callback?error=unauthorized_client&error_message=Unknown+client_id+%27....%27&state=...