Exchange Mailbox Migration Failed

This mailbox exceeded the maximum number of corrupted items that were.

Exchange mailbox migration failed.

In our previous blog post we covered an overview of what migration endpoints are how to find them and what makes them tick. Note that this post has some in depth troubleshooting steps so it is not necessarily something that you ll read for fun. Finalization is performed only for migration batches for remote move migrations in an exchange hybrid deployment. Verify that the move.

The number of mailboxes in the migration batch for which the. So chances are after reading my previous post on how to move mailboxes via organizational unit you have migrated a couple hundred mailboxes. The number of mailboxes in the migration batch that have been finalized. This cmdlet is available in on premises exchange and in the cloud based service.

The administrator account must be assigned the full access permission for each user mailbox on the exchange server. In this post we will cover related troubleshooting. Use the down arrow to select the target delivery domain for the mailboxes that are migrating to office 365 in most hybrid deployments this is the primary smtp domain used for the exchange online organization mailboxes. This example displays the number of mailbox items that failed to migrate which are called skipped items and information about each skipped item.

The number of mailboxes for which the migration isn t successful. The mailbox address of the admin who created the migration batch. For more information about the finalization process see complete migrationbatch. The problem is when moving mailboxes in a migration batch manually suspending them with get moverequest identity mailbox suspend removerequest causes the eac to think that since the move was suspended outside of the migration it has failed.

The date and time when the migration batch was initiated. But the mailbox is massive and it had been moving for hours. 95 solution you can remove the move request and start it again with both a baditemlimit and acceptlargedataloss flag these might seem scary but i ve migrated many thousands of mailboxes and never seen a problem. On the move configuration page enter a name for the migration batch in the new migration batch name text field.

There are three options. The date and time when the migration batch was created.