From your snapshot, it seems that you are using the Remote Desktop Connection to do the management, I suggest that you could look into the physical server to have a look at it.
Since you ask this question in the Windows Server 2012 General. Are your sure you are using Windows Server 2012 as your WDS Server? If not, please ask the question in the Setup Deployment Forum under the Windows Server Category.
Based on the current situaiton, please run the following command in Windows PowerShell:
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