404 Resource Not Found:
Mailbox Not Found
- If you are encountering this error message during credentials validation, the email address does not correspond to the primary SMTP address of a mailbox.
Folder Not Found
- If you are encountering this error message in the middle of a migration, the folder we previously discovered was renamed or deleted.
Item Not Found
- If you are encountering this error message in the middle of a migration, the item we previously discovered was renamed or deleted.
Resolution:
Mailbox Not Found
Folder Not Found
- Submit your mailbox in
Retry Mailbox Migration Errors mode after the mailbox has successfully migrated.
Item Not Found
- Submit your mailbox in
Retry Mailbox Migration Errors mode after the mailbox has successfully migrated.