While working on a Cutover migration for Office 365 I ran into an error with the default search folders in Outlook. The data had migrated successfully. The Outlook profiles were recreated. Mail was flowing. However, when clicking on the Unread Mail folder it resulted in the following error.
This same error occurred when clicking on other search folders; such as Categorized Mail, or, Large Mail.
Thankfully the fix was incredibly simple.[Read more…] about ‘Unread Mail’ – The attempted operation failed. An object could not be found.