Hyper-V VM move fails with 0x8009030D error (credentials not recognized)

Issue

Trying to move a virtual machine from one Hyper-V 2016 host to another while running Hyper-V Management Tools from a separate management server. Following error is displayed shortly after starting the move operation:

There was an error during move Operation.
Virtual machine migration Operation failed at migration source.
Failed to establish a connection with host "DESTINATION-SERVER": The credentials supplied to the package were not recognized (0x8009030D).
The Virtual Machine Management Service failed to authenticate the connection for a Virtual Machine migration at the source host: no suitable credentials available. Make sure the Operation is initiated on the source host of the migration, or the source host is configured to use Kerberos for the authentication of migration connections and Constrained Delegation is enabled for the host in Active Directory.

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Deleting Default Mailbox Database in MS Exchange 2016

If you try to remove the default mailbox database in Exchange 2016 EAC (Exchange Admin Center) you may get following error:

This mailbox database contains one or more mailboxes, mailbox plans, archive mailboxes, public folder mailboxes or arbitration mailboxes, Audit mailboxes, To get a list of almailboxes in this database, run the command Get-Mailbox -Database <Database ID>. To get a list of ail mailbox plans in this database, run the command Get-MailboxPlan...

This is because the default database contains number of system mailboxes that are normally not visible in GUI. For example arbitration, monitoring, AuditLog mailboxes.

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MS Outlook search broken - Search results may be incomplete because...

Issue

Outlook 2010 search shows below warning and doesn't return any recent emails in the search results.

Search results may be incomplete because items are still being indexed. Click here for more details.

Indexing status shows number of items than need to be indexed and that number slowly increases. It looks all new items go into indexing queue but never get indexed.

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Adobe Photoshop Lightroom - Map is Offline

Issue

After every action in Adobe Photoshop Lightroom Maps module, the map switches to the whole world view and displays message Map is Offline. This lasts for 1-2 seconds after which maps goes back to a normal operation until the next user action.

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