Microsoft shares repair for Alternate On-line mailbox points in Outlook



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.

Outlook error
Outlook error (Microsoft)

​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.


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