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Window Server 2012 Error: MMC has detected an error in a snap-in. It is recommended that you shut down and restart MMC. RRS feed

  • Question

  • When I try to add a group policy for Windows Server 2012 R2 under the Domain Controller=>Default Domain Controller Policy, the pop up window works fine. When I try to go to Computer Configuration Policy=>Windows Settings=>Security Settings, as soon as I hit the Security Setting tab=> I get the following error for the Wired Network Policy Management

    "MMC has detected an error in a snap-in. It is recommended that you shut down and restart MMC."

    Wednesday, July 10, 2019 3:44 PM

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