What error is [pii_email_89fcbf1b8735e9871b3e] ? The [pii_email_89fcbf1b8735e9871b3e] error code is an error code that indicates Microsoft Outlook mail is not functioning properly. This error can occur in multiple Outlook users. This can cause frustration and sometimes even lead to an unpleasant experience. Many users find it hard to believe there is an error. There are many reasons why such an error can occur. This error is not something that people are afraid of, to be honest. An error could occur when you use a different version of Outlook or a newer version of Outlook. A Microsoft Outlook installation error could also be caused. ...Read more