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Complete mailbox migration with bad items

When you complete a mailbox batch with PowerShell, a confirmation prompt is showing that it encountered bad items. You can click Yes to All, and it will complete the mailboxes in the batch to Office 365, but not all of them. It will not complete the mailboxes with bad items. They need investigation because of the data consistency score. In this article, you will learn how to complete a mailbox migration with bad items.

Migrate mailbox batch encountered bad items

You are completing the migration batch with PowerShell, and a confirm prompt is showing the following.

Complete mailbox migration with bad items confirm

Are you sure you want to perform this action?
Some users in migration batch “Migration Batch 03” have encountered bad items. Those users will not complete until their data loss has been approved. Please investigate these bad items to ensure that there is no unexpected data loss. If there is unacceptable data loss, please contact support.

Click on Yes to All, and the mailboxes without bad items will complete. The mailboxes with bad items will stay in sync but not complete. How do we approve the bad items and complete the mailbox move for the users?

Filter mailboxes in batch that need investigation

Filter the mailboxes that need investigation. These are the mailboxes with bad items. The result will also show the completed mailboxes with the investigate tag.

If you did complete individual mailbox move request from the migration batch, filter them out. The completed mailboxes in the batch are not showing anymore.

Skip the bad items with the Set-MoveRequest cmdlet and -SkippedItemApprovalTime switch. After running the cmdlet, a synchronization will occur, and the mailbox will complete.

Verify mailboxes with bad items got completed

Run the cmdlet to get the mailboxes with bad items and check if they are completed.

The mailboxes with bad items in the batch are completed with success to Exchange Online.

Filter migration batches with bad items

In the previous steps, we looked at how to skip bad items for a individual mailbox. What if you want to skip all the mailboxes in the batch?

Get the migration batches that need investigation. Have a look if the SkippedItemApprovalTime value is present. In our example, one of the migration batches value is empty.

Let’s skip the bad items for the migration batch with the name Migration Batch 05.

Verify if the SkippedItemApprovalTime value is shown.

Keep reading: Get move request batch in Exchange Online »

Conclusion

In this article, you learned how to complete mailbox migration with bad items. Run Exchange Online PowerShell to connect to the organization. Filter the move request mailboxes in the batch with bad items. Complete the mailbox migration with bad items, as shown in the article. Verify the mailbox migration, and you will see that the mailboxes are completed.

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ALI TAJRAN

ALI TAJRAN

ALI TAJRAN is a passionate IT Architect, IT Consultant, and Microsoft Certified Trainer. He started Information Technology at a very young age, and his goal is to teach and inspire others. Connect with ALI TAJRAN on social media. Read more »

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