An Exchange 2007 server on which an address list service is active cannot be found.

Problem
0 succeeded, 1 failed.
Elapsed time: 00:03:49

testuser
Failed

Error:
The mailbox has been moved, but an unexpected error occurred while trying to apply policies or clean source mailbox: An Exchange 2007 server on which an address list service is active cannot be found.

An Exchange 2007 server on which an address list service is active cannot be found.

Error:
A dump is being generated.

An Exchange 2007 server on which an address list service is active cannot be found.

Exchange Management Shell command attempted:
'89088210-9ccd-4714-abd9-5f7b88bb44c3' | move-mailbox -TargetDatabase 'CN=Mailbox Database,CN=First Storage Group,CN=InformationStore,CN=test,CN=Servers,CN=Exchange Administrative Group (FYDIBOHF23SPDLT),CN=Administrative Groups,CN=test,CN=Microsoft Exchange,CN=Services,CN=Configuration,DC=test,DC=com'

Elapsed Time: 00:03:50

Solution
START the Microsoft Exchange System Attendant service from Services.msc