Problem Phenomenon:
Windows Server Manager fails to refresh, and the error prompts as shown below:
Problem Causes:
It is resulted from the disabled server of Windows Modules Installer.
Solution:
Login the server, click Start -> Run on the bottom left of the desktop, and enter services.msc to open the service.
Find the Windows Modules Installer service and right click to select Start;
Then open Server Manager again and it will be normal.
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