Microsoft is engaged on a repair for a identified subject that may stop prospects from configuring Alternate On-line mailboxes in Outlook for Home windows.
These configuration issues are as a consequence of Autodiscover stream errors with 603 codes after the configuration course of breaks in the course of the Outlook Connectivity check.
“Deleted objects won’t be discovered with a session scoped to TenantLocal or AllTenants, except search is scoped to Deleted Objects container,” the error messages learn.
“Get-Mailbox will level the SharingPolicy to a deleted object (eg. Default Sharing Coverage DEL:12345b67-1ab0-1234-abc1-ab1c23456789),” Microsoft explains.
The identified subject impacts a number of Outlook desktop shoppers, with the entire checklist together with Outlook for Microsoft 365, Outlook 2021, Outlook 2019, and Outlook 2016.
Workaround accessible for admins
Microsoft added that whereas the basis trigger behind these configuration issues has already been recognized as a service subject, a code repair that addresses it is going to be deployed quickly.
In the meantime, IT directors can manually repair it utilizing the next steps:
Connect with Alternate On-line PowerShell: Connect with Alternate On-line PowerShell
Affirm that Get-Mailbox is pointing the SharingPolicy to a deleted object by operating: Get-Mailbox -ResultSize 10 |fl *sharingpol*
Restore the Default SharingPolicy by operating:
New-SharingPolicy -Title “Default Sharing Coverage” -Domains ‘*:CalendarSharingFreeBusySimple’, ‘Nameless:CalendarSharingFreeBusyReviewer’ -Enabled:$true -Default:$true
Affirm that Get-Mailbox will not be pointing the SharingPolicy to a deleted object anymore: Get-Mailbox -ResultSize 10 |fl *sharingpol*
Configure the mailbox in Outlook ought to work once more.
Two weeks in the past, Microsoft started rolling out a repair for an additional subject identified since August that causes Outlook for Microsoft 365 to freeze and crash after it is launched.
Redmond additionally just lately fastened a bug that crashed the Outlook e mail shopper when studying emails containing tables reminiscent of Uber receipt emails.