Can't copy eDiscovery search results for mailboxes with Exchange online archives in Office 365 in Exchange Server 2019 and 2016

Applies to: Exchange Server 2019Exchange Server 2016

Symptoms


In a Microsoft Exchange Server 2019 or Exchange Server 2016 hybrid environment, when you try to use the Exchange admin center (EAC) to copy eDiscovery search results for mailboxes that have Exchange online archives in Office 365, you receive the following error message:
Failed Search or Export, Mailbox:<MailboxAddress>::Item:::DocumentId:::ItemId: with error: [FailedToSearchMailboxes] Export failed with error type: 'FailedToSearchMailboxes'. Message: Response from the EWS endpoint 'https://outlook.office365.com/EWS/Exchange.asmx' contained invalid preview results. Invalid value was returned for sort value in one of the preview items.

Resolution


To fix this issue, install one of the following updates:

References


Learn about the terminology that Microsoft uses to describe software updates.