Complete mailbox migration with bad items
When you are completing the mailbox batch, 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.
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.
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. This will also show the completed mailboxes with the investigate tag.
1 2 3 4 5 6 7 8 | PS C:\> Get-MoveRequest –BatchName "MigrationService:Migration Batch 03" | Get-MoveRequestStatistics | Where {$_.DataConsistencyScore -Like "*Investigate*"} | ft DisplayName,StatusDetail,DataConsistencyScore,PercentComplete DisplayName StatusDetail DataConsistencyScore PercentComplete ----------- ------------ -------------------- --------------- Colin Sharp StalledDueToTarget_DiskLatency Investigate 95 Michelle Hill Synced Investigate 95 Alan Hamilton Completed Investigate 100 Fiona Alsop Synced Investigate 95 |
If you did complete individual mailbox move request from the migration batch, filter them out. The completed mailboxes in the batch are not showing anymore.
1 2 3 4 5 6 7 | PS C:\> Get-MoveRequest –BatchName "MigrationService:Migration Batch 03" | Get-MoveRequestStatistics | Where {$_.DataConsistencyScore -Like "*Investigate*" -and $_.StatusDetail -NotLike "*Completed*"} | ft DisplayName,StatusDetail,DataConsistencyScore,PercentComplete DisplayName StatusDetail DataConsistencyScore PercentComplete ----------- ------------ -------------------- --------------- Colin Sharp StalledDueToTarget_DiskLatency Investigate 95 Michelle Hill Synced Investigate 95 Fiona Alsop Synced Investigate 95 |
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.
1 2 3 4 5 | PS C:\> Set-MoveRequest -Identity "Colin Sharp" -SkippedItemApprovalTime $(Get-Date).ToUniversalTime() PS C:\> Set-MoveRequest -Identity "Michelle Hill" -SkippedItemApprovalTime $(Get-Date).ToUniversalTime() PS C:\> Set-MoveRequest -Identity "Fiona Alsop" -SkippedItemApprovalTime $(Get-Date).ToUniversalTime() |
Verify mailboxes with bad items got completed
Run the cmdlet to get the mailboxes with bad items and to check if they are completed.
1 2 3 4 5 6 7 | PS C:\> Get-MoveRequest –BatchName "MigrationService:Migration Batch 03" | Get-MoveRequestStatistics | Where {$_.DataConsistencyScore -Like "*Investigate*"} | ft DisplayName,StatusDetail,DataConsistencyScore,PercentComplete DisplayName StatusDetail DataConsistencyScore PercentComplete ----------- ------------ -------------------- --------------- Colin Sharp Completed Investigate 100 Michelle Hill Completed Investigate 100 Fiona Alsop Completed Investigate 100 |
The mailboxes with bad items in the batch are successfully completed to 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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