Johnny, I am not sure how this issue impacts the service. sometime cellphone can not connect to 365 server.
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A token request was received for a relying party identified by the key 'bdfs.********.com:443/adfs/services/trust/2005/usernamemixed', but the request could not be fulfilled because the key does not identify any known relying party trust.
Key: bdfs.*******.com:443/adfs/services/trust/2005/usernamemixed
This request failed.
User Action
If this key represents a URI for which a token should be issued, verify that its prefix matches the relying party trust that is configured in the AD FS configuration database.