Platform: Exchange 2007/2010
The CloudMigrator returns the following error:
The specified object cannot be found in the store
This problem can be seen when running a migration using delegated access rights, where delegation has not been setup fully or according to the documentation. Where possible it is recommended to use Application Impersonation, but in some delegated access may be required. If delegated access is setup it must be done with full access.
Please check the following article for more information: