I've just rebuilt a home server with Essentials 2012 r2. My two Win8 clients have connected fine, however a Win7 laptop fails to connect.
I get an error from the client connector saying "Server not available"
Looking at the logs on the failed client shows a few errors:
[6668] 140206.194819.1878: ClientSetup: Standard Error: *** home.gateway.home.gateway can't find MEDIASERVER: Non-existent domain
[6604] 140206.194819.1878: ClientSetup: Standard Ouptput: Server: home.gateway.home.gateway
[6668] 140206.194819.1878: ClientSetup: Standard Error:
[6604] 140206.194819.1878: ClientSetup: Standard Ouptput: Address: 192.168.1.1
[6604] 140206.194819.1878: ClientSetup: Standard Ouptput:
[6668] 140206.194819.1878: ClientSetup: Standard Error:
[6604] 140206.194819.1878: ClientSetup: Standard Ouptput:
[1460] 140206.194819.1878: ClientSetup: The exit code of the process (C:\Windows\system32\nslookup.exe) is: 0
[1460] 140206.194819.1878: ClientSetup: Set CD Fail reason 10 for SQM in ClientDeployment.exe
[1460] 140206.194819.1878: ClientSetup: RecordClientDeploymentFailReason: Save registry failed in ClientDeployment.exe : System.UnauthorizedAccessException: Cannot write to the registry key.
at Microsoft.Win32.RegistryKey.EnsureWriteable()
at Microsoft.Win32.RegistryKey.CreateSubKeyInternal(String subkey, RegistryKeyPermissionCheck permissionCheck, Object registrySecurityObj, RegistryOptions registryOptions)
at Microsoft.Win32.RegistryKey.CreateSubKey(String subkey, RegistryKeyPermissionCheck permissionCheck)
at Microsoft.WindowsServerSolutions.ClientSetup.ClientDeploy.Helper.RecordClientDeploymentFailReason(UInt32 failReason)
[1460] 140206.194819.1878: ClientSetup: Exiting ValidateUserTask.Run
[1460] 140206.194819.1878: ClientSetup: Task with Id=ClientDeploy.ValidateUser has TaskStatus=Failed
[1460] 140206.194819.1878: ClientSetup: Task with Id=ClientDeploy.ValidateUser has RebootStatus=NoReboot
[1460] 140206.194819.1878: ClientSetup: Exting ConnectorWizardForm.RunTasks
[4356] 140206.194826.1646: ClientSetup: Back from the Client Deployment Wizard
[4356] 140206.194826.1802: ServerDiscovery:HostsFileUpdater: Removing hosts file entry: MEDIASERVER
[4356] 140206.194826.1802: ClientSetup: Saving Wizard Data
[4356] 140206.194826.1802: ClientSetup: End of ClientDeploy: ErrorCode=1603