Auto-mapping within a shared mailbox does not work.Outlook will not connect to the mailbox.The CNAME record is not set up correctly, or it is not existingĪpart from these errors, you can get multiple symptoms related to the auto to discover issue –.Some essential attributes like proxyAddress, displayName, mailNickname, and the Mail are not set up in the on-premises Active Directory.The updates necessary for the Exchange Online (Office 365) are not installed on MS Outlook you are using.
The list of the possible causes of the error is following But the onset of this error caused disturbance or interruption in the configuration which needs to be checked and resolved.
This situation is contrary to the normal pop-up of the dialogue box asking permissions to the website for Office 365 account configuration via Autodiscover URL and server settings which involves the verification of DNS for Autodiscover record basically. Autodiscover cannot process the given e-mail address.
