Harish Kaushal Blog

Office 365 Exchange Online and Identity Online Blog

Script to Update msExchArchiveGuid and msExchArchiveName in bulk from Exchange Online to On-premise AD

Summary – Use this script for errors like below on office 365 portal. Failed to sync the ArchiveGuid 00000000-0000-0000-0000-000000000000 of mailbox 28b656595f-924b-4c5b-a4be-ea255450f  because one cloud archive 45e245ba67-a5ed-4408-8ced-a4d124521 exists Note: Recommended way to resolve this issue is using On-premise Exchange PowerShell. But these steps are for those scenarios wherein we don’t have on-premise exchange to fix… Read more