[keycloak-user] Error in resource

Hi, after creating a resource through the API, the "resources" panel on the UI will not open anymore: *Error!* An unexpected server error has occurred In the keycloak traces there is: keycloak_1 | 16:15:00,037 ERROR [io.undertow.request] (default task-27) UT005023: Exception handling request to /auth/admin/realms/waziup/clients/0892e431-5daf-413e-b4cf-eaee121ee447/authz/resource-s erver/resource: org.jboss.resteasy.spi.UnhandledException: java.lang.RuntimeException: Could not find the user [guest] who owns the Resource [062e4b4f-d931-42c1-8c88-117766797ecd]. The user guest exists... I created the resource with something similar to: curl -X POST " http://localhost:8080/auth/realms/myrealm/authz/protection/resource_set&q... -H "Content-Type: application/json" -H "Authorization: Bearer $TOKEN" -d '{ "name": "My house", "uri": "/houses/123", "scopes": ["view"], "owner": "guest" }' Thanks Corentin