Exchange - Console "The attempt to connect to http://yourserver/PowerShell using "Kerberos" authentication failed"

If you get this error with Exchange 2010 console:

The attempt to connect to http://exchange.contoso.com/powershell using 'Kerberos' authentication failed: Connecting to the remote server failed with the following error message : WinRM cannot process the request. The following error occurred while using Kerberos  authentication: The network path was not found.

The solution is to first export and then delete

- You must laungh regedit --> HKEY_CURRENT_USER\SOFTWARE\Microsoft\ExchangeServer\v14\AdminTools

- Look for value NodeStructureSetting.

- If it is there, back it up and then remove it.

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