Error Code65002
MessageConsent between first party application '{applicationId}' and first party resource '{resourceId}' must be configured via preauthorization - applications owned and operated by Microsoft must get approval from the API owner before requesting tokens for that API.
RemediationA developer in your tenant may be attempting to reuse an App ID owned by Microsoft. This error prevents them from impersonating a Microsoft application to call other APIs. They must move to another app ID they register in portal.azure.com.