Did you try the three steps in that report?
Have you enabled Cloud Access via the Dashboard?
Does it say that an internet connection has been established?
https://support.wdc.com/knowledgebase/answer.aspx?ID=14212
Have you sent yourself a user access code email, and activated that account?
https://support.wdc.com/knowledgebase/answer.aspx?ID=14988
Have you noticed the recent changes in accessing mycloud.com?